Best 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.

SLOW COOKER PORK CASSEROLE

Steps:

• Heat your slow cooker. Drizzle the oil in a wide frying pan over a high heat. Season the pork, then add to the hot pan. Avoid overcrowding the meat - you may want to do this in batches. Cook until deep brown all over, then transfer to the slow cooker. Add the onion and leeks to the frying pan and cook for a few mins, until they soften. Add a splash of water and scrape any tasty bits from the bottom, then tip everything into the slow cooker. Add the carrot, herbs, stock cube, mustard and vinegar, season, then add enough water to just cover the ingredients. Stir, then set your slow cooker on low for 6-8 hrs, or high for 5-6 hrs.
• In a saucepan, mix the cornflour and honey with 1-2 tsp of liquid from the slow cooker, until you have a smooth paste. Add 100ml more liquid, bring to a simmer until thickened, then stir back into the casserole. Serve with mash or dumplings, scattered with thyme leaves.

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.

SLOW-COOKER SAUSAGE CASSEROLE

Steps:

• Fry the onion and celery in the oil over a low heat until it starts to soften and cook, about 5 mins, then spoon it into the slow cooker. Fry the carrots briefly and add them too.
• Brown the sausages all over in the same frying pan - make sure they get a really good colour because they won't get any browner in the slow cooker. Transfer to the slow cooker and add the sweet potato and tomatoes.
• Put the purée in the frying pan and add 250ml boiling water, swirl everything around to pick up every last bit of flavour, and tip the lot into the slow cooker. Add the herbs, stock cube and some pepper. Don't add salt until the casserole is cooked as the stock can be quite salty. Cook on high for 4 hrs or on low for 8 hrs, then serve or leave to cool and freeze.

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.

SLOW COOKER CABBAGE ROLL CASSEROLE

Steps:

• Spary crock pot with nonstick cooking spray.
• Crumble the raw ground turkey (or beef) and spread along bottom of crock pot.
• Add the onions, green pepper, garlic, salt, pepper, thyme and cabbage.
• Pour the diced tomatoes over top.
• Mix the sugar into the tomato sauce and pour over everything. If you like more sauce, add another 8-oz or 15-oz can of tomato sauce.
• Cover and cook on low for about 8 hours or on high for about 4 hours.
• When done, remove lid and stir to mix well.

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.

SLOW COOKER CHEESY CAULIFLOWER CASSEROLE

Steps:

• Place bacon in a large skillet and cook over medium-high heat, turning occasionally, until evenly browned, about 10 minutes. Drain bacon slices on paper towels. Once cool enough to touch, crumble and divide into thirds.
• Spray the inside of a slow cooker with cooking spray.
• Place cauliflower into the slow cooker and pour chicken broth on top. Season with salt, pepper, and turmeric.
• Combine cream of chicken soup, mozzarella cheese, and Cheddar cheese in a bowl. Pour over cauliflower mixture.
• Cook on High until cauliflower is cooked to your liking, about 2 hours. Stir in 2/3 of the crumbled bacon just before serving.
• Transfer to serving platter and top with green onion and remaining bacon.

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 FUNERAL POTATOES (HASH BROWN CASSEROLE)

Steps:

• Combine frozen potatoes, soup, onion, 1 cup Cheddar cheese, sour cream, butter, garlic, salt, and pepper in a large bowl. Stir until evenly combined and pour into a slow cooker.
• Cover and cook on high for 3 hours, stirring once every hour. Turn slow cooker off.
• Sprinkle remaining cup of Cheddar cheese over the top, cover, and let sit until cheese has melted, about 5 minutes. Transfer to a serving dish and top with crushed potato chips.

SLOW-COOKER CHICKEN CASSEROLE

Steps:

• Heat a knob of butter and ½ tbsp rapeseed or olive oil in a large frying pan, cook 1 finely chopped large onion for 8-10 mins until softened and starting to caramelise.
• Meanwhile, put 1 ½ tbsp flour and a little salt and pepper in a bowl and toss 650g boneless, skinless chicken thigh fillets in it.
• Add 3 crushed garlic cloves and the chicken to the pan and cook for 4-5 mins more until the chicken is starting to brown.
• Transfer to your slow cooker, along with 400g halved baby new potatoes, 2 diced celery sticks, 2 diced carrots, 250g quartered mushrooms, 15g dried and soaked porcini mushrooms with the 50ml soaking liquid, 500ml chicken stock, 2 tsp Dijon mustard and 2 bay leaves.
• Give it a good stir. Cook on Low for 7 hours or High for 4 hours.
• Remove the bay leaves and serve with a little Dijon mustard on the side.

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.

EASY SLOW COOKER CHICKEN CASSEROLE

Steps:

• Put the veg and chicken in a slow cooker. Pour the stock over and around the chicken thighs, then mix in the gravy granules to thicken it up (the sauce will be quite thick - use less gravy if you prefer a runnier casserole).
• Switch the slow cooker to low and leave to cook for at least 4 hrs, or up to 8 hrs - try putting it on before you go to work, so that it's ready when you get home. Season well, then 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.

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.

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 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 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.