Best 20 Zucchini Gratin Recipes

YELLOW SQUASH AND ZUCCHINI GRATIN

Steps:

• Preheat oven to 450°. In a large skillet, melt butter over medium heat; add zucchini, yellow squash and shallots. Sprinkle with salt and pepper. Cook, stirring occasionally, 4-6 minutes or until vegetables are crisp-tender. Add garlic; cook 1 minute more., Add the cream; cook until thickened, 3-5 minutes. Remove from heat; stir in 1/2 cup bread crumbs and 1/4 cup cheese. Spoon mixture into a greased 11x7-in. or 2-qt. baking dish. Sprinkle with remaining bread crumbs and cheese. Bake until golden brown, 8-10 minutes.

ZUCCHINI GRATIN

Steps:

• Preheat the oven to 400 degrees F.
• Melt the butter in a very large (12-inch) saute pan and cook the onions over low heat for 20 minutes, or until tender but not browned. Add the zucchini and cook, covered, for 10 minutes, or until tender. Add the salt, pepper, and nutmeg and cook uncovered for 5 more minutes. Stir in the flour. Add the hot milk and cook over low heat for a few minutes, until it makes a sauce. Pour the mixture into an 8 by 10-inch baking dish.
• Combine the bread crumbs and Gruyere and sprinkle on top of the zucchini mixture. Dot with 1 tablespoon of butter cut into small bits and bake for 20 minutes, or until bubbly and browned.

ZUCCHINI AND YELLOW SQUASH GRATIN

Steps:

• Preheat oven to 450. In a large skillet, melt butter over medium heat; add zucchini, yellow squash, shallots, and garlic. Season with salt and pepper. Cook, stirring occasionally, until zucchini and squash are crisp-tender, 4 to 6 minutes.
• Add cream, and cook until thickened, about 5 minutes. Remove skillet from heat; stir in 1/2 cup panko and 1/4 cup Parmesan.
• Spoon mixture into a shallow 2-quart baking dish. Sprinkle with remaining panko and Parmesan; season with salt and pepper. Bake until top is golden, 8 to 10 minutes.

ZUCCHINI E POMODORI GRATINATI (ZUCCHINI AND TOMATO GRATIN)

Steps:

• Preheat oven to 375 degrees F (190 degrees C). Move oven rack into the top third of the oven.
• Heat the olive oil in a large skillet over medium heat, and spread the zucchini slices into the skillet in a single layer. If they don't fit, cook them in batches. Sprinkle pieces of garlic over the zucchini, and cook until the zucchini are golden brown on both sides, about 8 minutes per side. Remove from heat.
• Arrange the slices of zucchini in an 9x12-inch glass baking dish, alternating with slices of mozzarella cheese and tomato, so that the slices overlap each other in a neat row pattern. Sprinkle the Parmesan cheese and basil over the dish, and season to taste with salt and pepper.
• Bake in the preheated oven until the cheese is melted and brown and the dish is bubbling, about 30 minutes.

MUSHROOM, LEEK, AND ZUCCHINI GRATIN

Steps:

• Preheat the oven to 375 degrees F (190 degrees C). Lightly grease a 3-quart casserole dish.
• Heat 2 tablespoons oil in a large, nonstick skillet over medium heat. Add leeks and onion to the hot skillet and saute for 10 minutes. Add mushrooms and continue to saute until leeks and onion are tender, 6 to 8 more minutes.
• Meanwhile, cut zucchini, yellow squash, and Roma tomatoes into 1/4-inch slices.
• Transfer mushroom mixture to the prepared casserole dish and spread evenly over the bottom. Layer zucchini, yellow squash, and tomatoes on top of the onion mixture.
• Combine bread crumbs, Parmesan cheese, parsley, cashews, tarragon, salt, and pepper in a large mixing bowl. Sprinkle over the vegetables to cover.
• Bake in the preheated oven until gratin is dark brown all over, about 1 hour.

TOMATO AND ZUCCHINI GRATIN

Steps:

• Slice the tomatoes and zucchini into 1/4-inch thick round slices, as uniformly as you can. On a cookie sheet or ovenproof platter, overlap the tomato and zucchini in a decorative pattern, like red and green shingles on a gingerbread house. Blend all the dry ingredients together, then scatter them evenly over the tomatoes and zucchini. Sprinkle the olive oil on top and bake in a 375 degree oven until golden and crusty, about 20 minutes. Present the platter or sheet at the table, using a cake server or metal spatula to slide several overlapping pieces onto each diner's plate.;

ZUCCHINI AND CORN GRATIN

Steps:

• Cook onions in large nonstick oven proof skillet on medium heat 3 to 4 min. or until crisp-tender. Stir in corn and peppers; cover. Cook 5 to 6 min. or until corn is tender, stirring frequently.
• Mix flour and milk until blended. Add to corn mixture; mix well. Cook 4 to 5 min. or until thickened, stirring frequently. Add zucchini; mix well. Top with cheese.
• Heat broiler. Broil vegetable mixture 3 to 4 min. or until cheese is melted.

SUMMER SQUASH AND ZUCCHINI GRATIN

Steps:

• Preheat the oven to 450 degrees F (230 degrees C).
• Slice onion into thin rounds. Slice zucchini and yellow squash into 1/4-inch rounds.
• Melt butter in an oven-proof skillet over medium heat. Add onion slices and cook until soft and translucent, about 5 minutes. Add garlic and cook until softened, 2 to 3 minutes. Add cream and ricotta cheese; stir and simmer until bubbly and starting to thicken, 3 to 5 minutes.
• Slowly stir in Parmesan cheese. Add zucchini and summer squash and gently stir to combine. Cook for just a few minutes then sprinkle with bacon. Spread Gouda cheese evenly over the bacon and top with salt and pepper.
• Transfer skillet to the preheated oven and bake until cheese is deep golden brown on top and squash is tender, about 20 minutes. If squash needs more cooking time, cover the skillet with foil so the top crust doesn't get too dark.

ZUCCHINI GRATIN (GOAT CHEESE)

Steps:

• Pre-heat the oven to 400 °F, and coat a 1-quart shallow baking or casserole dish with non-stick spray.
• Place the shredded zucchini in a bowl and add salt to taste, mixing well.
• This will be a seasoning as well as an agent to draw out moisture.
• Let stand for 5 minutes, then drain the water that has collected at the bottom of the bowl.
• Heat 1 TBS olive oil over medium heat in a large non-stick skillet.
• Add the zucchini and black pepper to taste, and cook for approximately 10 minutes or until all the moisture has evaporated.
• If this goes well beyond 10 minutes, you may drain the zucchini and return to the skillet, but you really do want to get rid of all the moisture.
• Add the garlic, mix well and cook 5 minutes more, stirring as needed.
• Stir in the parsley and basil, and remove from heat.
• Allow the mixture to cool to room temperature.
• Beat the eggs and goat cheese together in a bowl.
• This may be done with a whisk, but do try to break the cheese down into small bits and incorporate well with the eggs.
• Stir the cooled zucchini into the egg mixture, then spoon into the baking dish.
• Top with bread crumbs and drizzle the remaining TBS olive oil over the top.
• Bake until golden brown, approximately 20 to 30 minutes.

MOM'S CHEDDAR ZUCCHINI, TOMATO, & ONION GRATIN

Steps:

• Preheat oven to 400 degrees Fahrenheit.
• In an 8" x 8" baking dish, lay the zucchini, then the onions, then the tomatoes. Top with a pinch of salt and pepper, then sprinkle the cheddar cheese on top.
• Bake uncovered for 30 minutes, or until the vegetables are tender and the cheese melted.
• Top with fresh basil if desired and serve.

REFRIED BEAN, ZUCCHINI AND CORN GRATIN

Steps:

• Heat oven to 375 degrees. Oil or butter a 2-quart baking dish or gratin dish.
• Refry beans: Drain off about 1/2 cup of liquid from beans, retaining it in a separate bowl to use later for moistening beans, should they dry out. Heat oil over medium-high heat in a large, heavy nonstick frying pan and add ground cumin and chili. Cook, stirring over medium heat, for about a minute, until the spices begin to sizzle and cook. Add beans and optional chipotle. Fry beans, stirring and mashing with the back of a spoon, until they thicken and form a thin crust on the bottom of the pan. Stir up crust and mix into the beans. Cook until beans are thick but not dry, about 10 minutes. Add liquid you saved from the beans if they seem too dry. Taste refried beans and adjust salt (they probably won't need any as the broth reduces when you refry them). Spread in an even layer in the baking dish. (Note: If you use canned beans, do not drain. The frying process will go more quickly.)
• Clean and dry skillet. Heat over medium heat and add olive oil. Add onion and cook, stirring, until tender, about 5 minutes. Add a pinch of salt and garlic and cook, stirring, until garlic is fragrant, about 30 seconds. Add squash, oregano, salt and pepper, and turn up heat slightly. Cook, stirring often or tossing in pan, until squash is translucent and tender, 5 to 10 minutes. Taste and adjust seasoning. Spread in an even layer over the beans.
• Combine corn and milk in a saucepan and bring to a simmer. Simmer 5 minutes, until corn is just tender. Stir in cornmeal and minced serrano, add salt to taste, and continue to simmer until mixture is thick, 3 to 5 minutes. Stir in grated cheese. Remove from heat and spread in an even layer over squash. Sprinkle crumbled cheese over top. Dot with butter or drizzle on oil.
• Place in oven and bake 25 minutes, until bubbly and crumbled cheese is lightly browned. Serve hot or warm.

CHEESY ZUCCHINI GRATIN

Steps:

• Preheat oven to 400 degrees F (200 degrees C).
• Mix Gruyere cheese and panko bread crumbs together in a bowl.
• Heat butter in a large skillet over medium heat until melted. Add zucchini, yellow squash, shallots, and garlic; cook and stir until softened, about 10 minutes. Stir in basil, rosemary, salt, and black pepper; cook until fragrant, about 1 minute.
• Mix flour into the skillet. Pour in cream in a steady stream and stir until thickened, 3 to 5 minutes. Mix in half the cheese mixture. Remove from heat.
• Pour zucchini mixture into a baking dish. Top with remaining cheese mixture.
• Bake in the preheated oven until bubbly and golden brown, about 20 minutes.

TOMATO, ZUCCHINI AND FETA GRATIN

Steps:

• Slice zucchini into 1/2" rounds. Blanch zucchini in boiling water for 4 minutes. Drain well, and pat dry.
• Slice tomatoes, lengthwise, into 4 slices per tomato. With a spoon remove seeds.
• In a greased 9x9 glass baking dish, place zucchini, overlapping, in a single layer to cover bottom of dish.
• Drizzle zucchini with 1 tbsp of olive oil over top.
• Sprinkle with with garlic, thyme, salt and pepper.
• Next add a layer of crumbled feta.
• Top dish with tomato slices.
• Sprinkle with salt and pepper. Drizzle all of casserole with remaining oil.
• Bake, in preheated, 400°F oven for 40 minutes. Remove and let rest 10 minutes before serving.

ZUCCHINI, TOMATO, AND RICE GRATIN

Steps:

• Preheat oven to 450°F Cook the rice according to your favorite method.
• While rice cooks, coat two large baking sheets each with a tablespoon of a of olive oil. Spread zucchini and tomato slices on the baking sheets in as close to a single layer as you can. Sprinkle with 1/2 teaspoon salt and a few grinds of black pepper. Roast tomatoes for 10 minutes and zucchini for 20. Flip zucchini halfway through, but don't bother to flip the tomatoes.
• Heat a large, heavy skillet over medium heat. Once heated, add 2 tablespoons olive oil, heat oil, then add onions, garlic and 1/4 teaspoon salt to pan. Cover and reduce heat to low, cooking onion until limp and tender, about 15 to 20 minutes. Stir occasionally.
• Combine onion mixture, rice, eggs, thyme, half of your grated cheese and a half-tablespoon of olive oil in a bowl. Add a good amount of freshly ground black pepper. Use the remaining half-tablespoon of olive oil to coat a shallow 2-quart baking dish. Spread half of the rice mixture in bottom of dish. Arrange half of roasted zucchini on top. Spread remaining rice mixture over it, arrange remaining zucchini on top, then tomato slices. Sprinkle with remaining grated cheese and bake in the top third of the oven until set and golden brown, about 20 minutes.

ZUCCHINI GRATIN CASSEROLE

Steps:

• Preheat oven to 400 degrees F (200 degrees C). Grease an 8x10-inch baking dish.
• Melt 6 tablespoons of butter in a large skillet over medium heat, and cook and stir the onion until soft, about 6 minutes. Mix in the zucchini, and cover the skillet; cook until tender, about 10 minutes. Stir in the kosher salt, black pepper, and parsley, and cook uncovered for 5 more minutes. Stir in flour, and reduce heat to a simmer.
• Mix the hot milk and chicken bouillon granules together in a small bowl, stirring until the bouillon has dissolved. Pour the milk into the skillet, and bring to a simmer, stirring constantly until the milk thickens into a sauce, about 5 minutes. Pour the zucchini mixture into the prepared baking dish. Sprinkle with Cheddar cheese. Mix the bread crumbs with 1/2 cup of melted butter, and sprinkle the crumbs over the casserole.
• Bake in the preheated oven until the casserole is bubbling and the top has browned, about 20 minutes.

ZUCCHINI AND SQUASH AU GRATIN

Steps:

• 1. Preheat oven to 450 degrees.
• 2. In a large skillet, saute shallots and garlic in the butter. Cook until shallots are translucent.
• 3. Add zucchini, squash and heavy cream. Add salt, pepper, and Parmesan cheese.
• 4. Cook 8 to 10 minutes or until mixture is bubbly.
• 5. Transfer to an oven safe baking dish and sprinkle with a little more Parmesan and shredded cheese.
• 6. Bake for 10 to 14 minutes or until mixture is bubbly and golden brown on top.

ZUCCHINI, EGGPLANT, TOMATO GRATIN

Steps:

• 1. Sauté the onions and peppers: In a large sauté pan heat 2 Tbsp of the olive oil on medium high heat. Add the sliced onions and cook until lightly browned, stirring frequently, about 10 minutes. Add the sliced bell peppers and continue to cook with the onions until the bell peppers are softened and the onions are well browned, about 5 to 6 minutes more. When done, transfer the onions and bell peppers into a large gratin pan or casserole dish.
• 2. Slice the eggplant, zucchini, and tomato in similar sized rounds: While the onions and peppers are cooking, slice the eggplant and zucchini in 1/4-inch thick round slices. You'll also want to slice the tomato into 1/4-inch thick slices, but depending on how big your tomato is, you may need to cut the tomato in half or in quarters first. All of the sliced vegetable pieces should be about the same size to make it easier to layer them in an attractive manner.
• 3. Layer the eggplant, zucchini, tomato rounds on top of the onions, bell peppers as garlic: Preheat the oven to 350°F (175°C). Spread the cooked onions and bell peppers in an even layer at the bottom of the gratin dish. Place the mashed garlic on top of the onions and peppers. Arrange the slices of the eggplant, zucchini, and tomato on top of the cooked onions and peppers, alternating the vegetables, in an attractive pattern, stacking them and fanning them across the surface of the dish.
• 4. Top with salt, parsley, cheeses, olive oil: Sprinkle with salt and parsley. Top with Provolone and Parmesan cheeses. Drizzle the remaining tablespoon of olive oil around the perimeter, where the vegetables meet the side of the dish.
• 5. Cover with foil and bake, broil uncovered to finish: Cover with foil (it helps to grease the underside of the foil with a little olive oil so that the cheese as it melts does not stick to the foil). Bake for 40 minutes at 350°F (175°C). Remove the foil. Turn on the broiler and broil for 5 minutes or until nicely browned. from Simply Recipes

ZUCCHINI AND SUMMER SQUASH GRATIN WITH PARMESAN AND FRESH THYME

Steps:

• To cook the onions: In a medium skillet, heat the olive oil over medium heat.
• Add the onions and sauté, stirring frequently, until limp and golden brown, about 20 minute Reduce the heat to medium-low if they're browning too quickly.
• Add the garlic and sauté until soft and fragrant, 1 to 2 minutes.
• Spread the onions and garlic evenly in the bottom of an oiled 2-quart shallow gratin dish (preferably oval).
• Let cool.
• To assemble the gratin: Heat the oven to 375°F.
• Put the tomato slices on a shallow plate to drain for a few minutes and then discard the collected juices.
• In a medium bowl, toss the zucchini and squash slices with 1-1/2 Tbsp of the olive oil, 2 Tbsp of the thyme, and 1/2 teaspoons of the salt.
• Reserve half of the cheese for the top of the gratin.
• Sprinkle 1 Tbsp of the thyme over the onions in the gratin.
• Starting at one end of the baking dish, lay a row of slightly overlapping tomato slices across the width of the dish and sprinkle with a little of the cheese.
• Next, lay a row of zucchini, overlapping the tomatoes by two-thirds, and sprinkle with cheese.
• Repeat with a row of squash, and then repeat rows, sprinkling each with cheese, until the gratin is full.
• Season lightly with pepper and the remaining 1/2 tsp salt.
• Drizzle the remaining 1-1/2 Tbsp olive oil over all.
• Combine the reserved cheese with the remaining 1 Tbsp thyme and sprinkle this over the whole gratin.
• Cook until well-browned all over and the juices have bubbled for a while and reduced considerably, 65 to 70 minutes.
• Let cool for at least 15 minutes before serving.

ZUCCHINI RICE GRATIN

Steps:

• Preheat oven to 450°F with racks in upper and lower thirds.
• Cook rice according to package instructions.
• While rice cooks, toss zucchini with 1 tablespoon oil and 1/2 teaspoon salt in a shallow baking pan. Toss tomatoes with 1/2 tablespoon oil and 1/4 teaspoon salt in another baking pan.
• Roast zucchini in upper third of oven and tomatoes in lower third, turning vegetables once halfway through roasting, until tender and light golden, about 10 minutes for tomatoes; 20 minutes for zucchini. Leave oven on.
• Meanwhile, cook onion and garlic with 1/2 teaspoon salt in 2 tablespoons oil in a large heavy skillet, covered, over low heat, stirring occasionally, until very tender, 15 to 20 minutes.
• Stir together onion mixture, cooked rice, eggs, thyme, 1/4 cup cheese, 1 tablespoon oil, 1/4 teaspoon salt, and 1/2 teaspoon pepper. Spread half of rice mixture in a shallow 2-quart baking dish, then top with half of zucchini. Spread remaining rice mixture over zucchini, then top with remaining zucchini. Top with tomatoes and drizzle with remaining 2 tablespoons oil, then sprinkle with remaining 1/4 cup cheese.
• Bake in upper third of oven until set and golden brown, about 20 minutes.

GRATIN DE COURGETTES AU PARMESAN (ZUCCHINI AND PARMESAN GRATIN)

Steps:

• Heat butter in a large skillet over medium-high heat; saute onion, carrots, and parsley until lightly browned, 3 to 4 minutes. Add zucchini and saute until zucchini is tender, about 15 minutes.
• Preheat oven to 300 degrees F (150 degrees C). Butter a baking dish. Heat a kettle or pot of water to boiling.
• Beat eggs, cream, and Parmesan cheese together in a bowl; stir in zucchini mixture. Transfer mixture to the prepared baking dish.
• Place a clean kitchen towel in the bottom of a roasting pan. Arrange the baking dish on top of the towel and pour boiling water halfway up the sides of the baking dish, creating a water bath.
• Bake in the preheated oven until bubbling and set, about 45 minutes.