For best results, use a 6-quart slow cooker. Feel free to substitute your favorite breakfast meats, cheeses, or vegetables. If you don't have sun-dried tomatoes, you can use roasted red peppers for a similar flavor. Ensure your sausage is fully cooked before adding it to the casserole.
Overnight Slow Cooker Breakfast Casserole
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PREP TIME20 mins
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COOK TIME6 hrs
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TOTAL TIME6 hrs 20 mins
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SERVING8 People
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VIEWS42
Imagine waking up to the intoxicating aroma of a perfectly cooked breakfast, without the morning rush. This slow cooker casserole is layered with savory sausage, creamy cheeses, and sun-dried tomatoes for a breakfast that's as effortless as it is delicious.
Ingridients
Adjust Servings
Nutrition
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Carbohydrate18 g
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Cholesterol362 mg
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Fiber2 g
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Protein26 g
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Saturated Fat19 g
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Sodium979 mg
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Sugar1 g
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Fat40 g
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Unsaturated Fat0 g
Follow The Directions
01
StepPrepare the slow cooker: Lightly coat the inside of your slow cooker with cooking spray. (5 minutes)
02
StepWhisk the egg mixture: In a medium bowl, whisk together the eggs and heavy cream until well combined. Add the onion powder, salt, black pepper, and red pepper flakes, whisking until fully incorporated. Set aside. (5 minutes)
03
StepLayer the casserole: In the slow cooker, combine the hash browns, half of the mozzarella cheese, sausage, Parmesan cheese, sun-dried tomatoes, and basil. Gently toss with your fingers to distribute evenly. Pour the egg mixture over the top, smoothing with a spatula if necessary. (10 minutes)
04
StepAdd the final toppings: Reserve about 2 ounces of the mozzarella cheese. Sprinkle the remaining mozzarella cheese, sausage, Parmesan cheese, sun-dried tomatoes, and basil evenly over the top of the egg mixture. (5 minutes)
05
StepSlow cook: Cover the slow cooker and cook on Low for 6 to 8 hours, or until the center is cooked through and an instant-read thermometer inserted into the center reads 160°F (70°C). (6-8 hours)
06
StepFinish and serve: Sprinkle the remaining mozzarella cheese over the casserole. Serve hot and enjoy! (2 minutes)
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Garth Gusikowski
May 22, 2025This is the best breakfast casserole I've ever made! Thank you for sharing this wonderful recipe.
Luther Waelchi
Apr 21, 2025I've made this recipe several times, and it always comes out perfect. Highly recommend!
Lela Bechtelar
Apr 19, 2025I added some diced bell peppers and onions for extra flavor, and it turned out amazing!
Dillan Paucek
Apr 15, 2025My family absolutely loved this casserole! The flavors were perfectly balanced, and it was a huge hit at our brunch gathering.
Jacey Halvorson
Mar 18, 2025This recipe is a lifesaver for busy mornings! I love how easy it is to prepare the night before.
Summer Franey
Feb 24, 2025The slow cooker method makes this casserole so moist and delicious. It's become a staple in our household.