Best 20 Slow Cooker Casserole Recipes

SLOW-COOKER CHEESY HASH BROWN CASSEROLE

Steps:

• Spray 5-quart slow cooker with cooking spray.
• In 8-inch skillet, melt butter over medium heat. Cook onion and garlic in butter, stirring frequently, 2 to 3 minutes or until translucent and soft.
• In large bowl, stir onion mixture and remaining ingredients until well combined.
• Place in slow cooker. Cover and cook on Low heat setting 3 hours; stir. Cover and cook on Low heat setting 2 to 3 hours longer or until center of casserole reaches at least 165°F and edges are bubbly. Stir.

HASH BROWN CASSEROLE FOR THE SLOW COOKER

Steps:

• In a large bowl, stir together the sour cream, cream of mushroom soup, cheese, onion, salt and pepper. Gradually mix in the hash browns until evenly coated.
• Coat the inside of a slow cooker with cooking spray or butter. Spoon the hashbrown mixture into the slow cooker. Cover, and cook on High for 1 1/2 hours, then reduce heat to Low, and cook for an additional 2 1/2 hours.

SLOW COOKER BREAKFAST CASSEROLE

Steps:

• In a greased 5- or 6-qt. slow cooker, layer half of the potatoes, sausage, onion, chiles and cheese. Repeat layers. In a large bowl, whisk the eggs, milk, salt and pepper; pour over top. Cover and cook on low for 7-9 hours or until eggs are set.

BREAKFAST CASSEROLE IN A SLOW COOKER

Steps:

• Spray the crock of a slow cooker with cooking spray. Spread hash browns to cover the bottom of the slow cooker crock.
• Whisk eggs, milk, mustard, salt, and black pepper together in a bowl.
• Heat a large skillet over medium-high heat. Cook and stir sausage in the hot skillet until browned and crumbly, 5 to 7 minutes; drain and discard grease. Spread sausage over hash browns and spread Cheddar cheese over sausage. Pour egg mixture over cheese.
• Cook on Low for 6 to 8 hours.

OVERNIGHT SLOW COOKER BREAKFAST CASSEROLE

Steps:

• Spray slow cooker with non-stick cooking spray.
• In medium bowl combine eggs and cream; whisk until well combined. Sprinkle onion powder, salt and both peppers over egg mixture while whisking. Whisk until completely combined. Set aside.
• In slow cooker, combine hash browns and about 1/2 of each of Parmesan cheese, mozzarella cheese, sausage, sun-dried tomatoes and basil. Using fingers, gently toss until combined. Pour egg mixture over top; if necessary use spatula to smooth out top.
• Set aside about 1/2 of remaining mozzarella cheese (approximately 2 ounces). Sprinkle remaining ingredients over top of casserole. Cover slow cooker and cook for 6-8 hours on low or until center is cooked through. A thermometer inserted into center should read 160 degrees F.
• Sprinkle casserole with remaining cheese, serve and enjoy!

SLOW-COOKER PIZZA CASSEROLE

Steps:

• Cook pasta according to package directions. Meanwhile, in a skillet, cook beef and onion over medium heat until meat is no longer pink; drain. , Drain pasta; place in a 5-qt. slow cooker. Stir in the beef mixture, cheese, pizza sauce, soup and pepperoni. Cover and cook on low for 2-3 hours or until heated through. If desired, top with basil before serving.

CROCK-POT SLOW COOKER ENCHILADA CASSEROLE

Steps:

• Brown ground beef and drain. Add onion and garlic; cook over medium heat until tender and transparent. Add salt and pepper. Place 2 tortillas in bottom of crockpot. Place a third of the following in layers over the tortillas: meat, corn, sauce, cheese and olives. Repeat tortillas and other layers two times. Cover and cook on low 6-8 hours Serve with sour cream.

SLOW COOKER EGG CASSEROLE

Steps:

• Line a slow cooker with a slow cooker liner and spray with cooking spray.
• Heat a large skillet over medium-high heat. Cook and stir sausage in the hot skillet until browned and crumbly, 5 to 7 minutes. Drain and discard grease.
• Whisk together eggs, milk, dry mustard, garlic powder, onion powder, salt, and pepper in a bowl.
• Spread 1/3 hash browns, 1/3 cooked sausage, and 1/3 Cheddar cheese into the bottom of the prepared slow cooker. Repeat layers in that order with remaining hash browns, sausage, and Cheddar cheese. Pour egg mixture on top.
• Cook on Low until eggs are set, 6 to 8 hours.

SLOW-COOKER TATER TOT CASSEROLE

Steps:

• In a large skillet cook beef over medium-high heat until no longer pink, 5-6 minutes, breaking into crumbles; drain and transfer to a 5-qt. slow cooker. Add onions and mushrooms to skillet; cook over medium-high heat until vegetables are tender, 8-10 minutes. Add garlic; cook 1 minute longer. Stir in condensed soup, salt and pepper. Place vegetable mixture in slow cooker; add green beans and stir to combine. Top with Tater Tots and cheese. , Cook, covered, on low 6 hours. Let stand, uncovered, 15 minutes before serving.

SLOW-COOKER TUNA NOODLE CASSEROLE

Steps:

• In a large skillet, melt butter over medium-high heat. Add mushrooms, onion, sweet pepper, 1/2 teaspoon salt and 1/2 teaspoon pepper; cook and stir until tender, 6-8 minutes. Add garlic; cook 1 minute longer. Stir in flour until blended. Gradually whisk in broth. Bring to a boil, stirring constantly; cook and stir until thickened, 1-2 minutes., Transfer to a 5-qt. slow cooker. Stir in cream and noodles. Cook, covered, on low until noodles are tender, 4-5 hours. Meanwhile, in a small bowl, combine tuna, lemon juice and remaining salt and pepper. , Remove insert from slow cooker. Stir cheese, tuna mixture and peas into noodle mixture. Let stand, uncovered, 20 minutes. Just before serving, sprinkle with potato chips.

SLOW-COOKER ZUCCHINI CASSEROLE

Steps:

• Grease inside of slow cooker with butter or cooking spray.
• Place zucchini and onion in microwavable dish; drizzle with 1 tablespoon of the melted butter. Cover with plastic wrap; microwave on High 7 to 8 minutes or until the zucchini is just tender and has released much of its liquid. Drain; place in slow cooker.
• Mix 1 cup of the crushed crackers with half of the cheese, the chicken broth and sour cream. Mix in salt. Pour over zucchini; gently stir to coat. Cover; cook on High heat setting 2 hours.
• Toward end of cooking, toss remaining cracker crumbs with remaining melted butter. Toast cracker crumbs in skillet until just golden and crisp. Stir in remaining cheese and the parsley. At end of cook time, turn off slow cooker; remove cover, and sprinkle toasted cracker crumb mixture over top of casserole. Let stand 15 minutes before serving.

SLOW COOKER GREEN BEAN CASSEROLE

Steps:

• Combine green beans, cream of chicken soup, milk, Parmesan cheese, salt, black pepper, and half the can of French-fried onions in a slow cooker.
• Cover and cook on Low for 5 to 6 hours. Top casserole with remaining French-fried onions to serve.

SLOW-COOKER CHILI CHEESE DOG CASSEROLE

Steps:

• Spray 6-quart oval slow cooker with cooking spray. Cut hot dogs in half lengthwise, then into 1-inch pieces; set aside. Shred enough of the cheese to get 1/2 cup; cover and refrigerate for later. Cut remaining cheese into 1-inch cubes.
• In 12-inch nonstick skillet, cook beef, onion and garlic over medium-high heat 5 to 7 minutes, stirring occasionally, until beef is no longer pink; drain.
• Stir in hot dogs, tomato sauce, Worcestershire sauce, 3 teaspoons of the chili powder and the pepper. Heat to simmering; reduce heat to medium, and cook 2 to 3 minutes, stirring frequently, until bubbling and slightly thickened. Remove from heat; transfer mixture to slow cooker. Stir in cheese cubes until well mixed. Cover to keep warm.
• Separate dough into 8 biscuits. Cut each biscuit into 6 pieces, and transfer to large, resealable food-storage plastic bag. In small bowl, mix melted butter, onion powder and remaining 1 teaspoon chili powder. Pour butter mixture on top of biscuit pieces; seal bag, and shake to evenly coat. Place biscuits in single layer on top of beef mixture in slow cooker.
• Cover top of insert with large kitchen towel. Place lid on top of towel. (This will prevent condensation from dripping onto biscuits during cooking.) Cook on Low heat setting 2 1/2 to 3 hours or until biscuits are done. Insert knife into center of casserole to test if biscuits are fully baked; outer edge of casserole will be deep golden brown.
• Sprinkle with reserved shredded Cheddar cheese. Return lid to slow cooker; cook 3 to 5 minutes or until cheese melts. Serve warm.

WHITE CHICKEN ENCHILADA SLOW-COOKER CASSEROLE

Steps:

• Place chicken in a pot, cover with water, and bring to a boil over high heat. Continue to boil until the chicken is done, about 10 minutes. Drain, allow chicken to cool, and cut into small pieces.
• Place chicken pieces in a large bowl. Stir in soup, garlic, sour cream, and green chiles.
• Spray the inside of slow cooker lightly with non-stick cooking spray.
• Tear tortillas into pieces, and arrange half of the pieces in one overlapping layer across the bottom of the slow cooker. Arrange half of the chicken, half of the soup, and half of the cheese on top. Repeat with remaining tortillas, chicken, soup, and cheese. Top with black olives.
• Cook on Low setting for 3 to 4 hours. Top with chives.

SLOW COOKER SAUSAGE BREAKFAST CASSEROLE

Steps:

• 1. Spray a 6 quart slow cooker with cooking spray. Layer 1/2 of the potatoes on the bottom of slow cooker.
• 2. Top with half of the sausage, mozzarella and Parmesan cheese, sun dried tomatoes and green onion. Repeat layering.
• 3. Beat eggs, milk salt and pepper in large bowl with a wire whisk until well blended.
• 4. Pour evenly over potato-sausage mixture.
• 5. Cook on low setting for 8 hours or on high setting for 4 hours or until eggs are set.
• Substitute 1 pkg. Regular Flavor Jimmy Dean® Pork Sausage Roll, cooked, crumbled for Jimmy Dean® Hearty Original Sausage Crumbles.

SLOW-COOKER SQUASH CASSEROLE

Steps:

• Spray 5- to 6-quart slow cooker with cooking spray. In large microwavable bowl, microwave squash, onion and 1 tablespoon butter uncovered on High 10 minutes or until squash and onion are tender. Drain well.
• In slow cooker, mix squash mixture, 1 cup of the bread crumbs, 1/2 cup of the cheese, the sour cream, garlic salt, pepper and soup. In small bowl, mix remaining 1 cup bread crumbs, remaining 1/2 cup cheese and the melted butter. Sprinkle crumb mixture over squash.
• Cover; cook on Low heat setting 2 hours. Uncover; remove insert from slow cooker. Let stand 30 minutes before serving. Sprinkle with parsley.

SLOW-COOKER CHEESY RAVIOLI CASSEROLE

Steps:

• Spray 5- to 6-quart slow cooker with cooking spray. In Dutch oven or 12-inch skillet, heat oil over medium heat until hot. Cook onion and garlic in oil about 4 minutes, stirring occasionally, until onion is tender. Stir in pasta sauce, tomato sauce and Italian seasoning.
• Place 1 cup of the sauce mixture in slow cooker. Add 1 package frozen ravioli; top with 1 cup of the cheese. Top with remaining package of ravioli and 1 cup cheese. Pour remaining sauce mixture over top.
• Cover; cook on Low heat setting 5 1/2 to 6 1/2 hours or until hot. Sprinkle with parsley before serving.

SLOW-COOKER TACO CASSEROLE

Steps:

• Cook beef in 10-inch skillet over medium heat 8 to 10 minutes, stirring occasionally, until brown; drain.
• Mix beef, tomatoes, soup, seasoning mix (dry) and water in 3 1/2- to 5-quart slow cooker. Gently stir in tortilla strips.
• Cover and cook on Low heat setting 7 to 8 hours.
• Sprinkle cheese over casserole; cover and let stand about 5 minutes or until cheese is melted. Sprinkle with onions; serve with sour cream.

SLOW-COOKER SAUSAGE AND EGG BREAKFAST CASSEROLE

Steps:

• Line sides of 4- to 5-quart slow cooker with foil that has been folded into thirds; spray with cooking spray. (See tip.)
• In medium bowl, beat eggs, half-and-half, pepper flakes, salt and pepper with whisk. Reserve 3/4 cup Cheddar cheese and 2 tablespoons green onions; set aside. In small bowl, stir together remaining cheeses.
• Layer half of the potatoes, sausage, roasted peppers, remaining green onions and cheese in slow cooker. Repeat layers. Pour egg mixture over layers.
• Cover; cook on Low heat setting 4 to 5 hours or on High heat setting 2 1/2 to 3 hours or until temperature reaches 160°F in center and egg mixture is set.
• Sprinkle reserved cheese and green onions over top of casserole. Cover; cook 10 minutes longer or until cheese is melted. Remove foil before serving by loosening edges with table knife.

SLOW COOKER SWEET POTATO CASSEROLE

Steps:

• Lightly grease a slow cooker.
• In a large bowl, blend sweet potatoes, 1/3 cup butter, white sugar and 2 tablespoons brown sugar. Beat in orange juice, eggs and milk. Transfer this mixture to the prepared slow cooker.
• In a small bowl, combine pecans, 1/3 cup brown sugar, flour and 2 tablespoons butter. Spread the mixture over the sweet potatoes. Cover the slow cooker and cook on HIGH for 3 to 4 hours.