Overnight Slow Cooker Breakfast is the ultimate solution for busy mornings and relaxed weekends alike. This Overnight Slow Cooker Breakfast Casserole is a warm, hearty, make-ahead morning meal loaded with potatoes, eggs, sausage, cheese, and veggies. Imagine waking up to the tantalizing aroma of breakfast already cooking while you enjoy your first cup of coffee. Perfect for holidays, brunch, or any busy weekday, this dish is bound to become a family favorite.
Why You’ll Love This Overnight Slow Cooker Breakfast
There are countless reasons to love this Slow Cooker Breakfast Recipe. First, it’s incredibly easy to prepare – just assemble the ingredients the night before and let your slow cooker do the work. Second, it’s a comforting, hearty meal that satisfies even the hungriest of appetites. Additionally, it allows for customization with your favorite veggies or proteins, making it perfect for Healthy Overnight Breakfast Recipes or a Family-Friendly Slow Cooker Breakfast. Finally, with minimal prep time, you can spend more time enjoying breakfast with your loved ones.
Ingredients for Overnight Slow Cooker Breakfast
Gather these items:
- 1 (30 oz / 850g) bag frozen hash browns, thawed
- 2 cups (200g) shredded cheddar cheese
- 1 cup (120g) diced bell peppers
- 1 cup (120g) chopped onion
- 1½ cups (225g) cooked and crumbled sausage
- 12 large eggs
- 1 cup (240ml) milk
- 1 teaspoon garlic powder
- 1 teaspoon salt
- ½ teaspoon black pepper
- Optional: chopped green onions or parsley
How to Make Overnight Slow Cooker Breakfast Step-by-Step
- Step 1: Grease the slow cooker with non-stick spray or insert a liner.
- Step 2: Add half the hash browns, veggies, sausage, and cheese. Repeat with remaining layers.
- Step 3: Whisk eggs, milk, garlic powder, salt, and pepper until smooth.
- Step 4: Gently pour the egg mixture over the layered ingredients.
- Step 5: Cover and cook on LOW for 7–8 hours, until the eggs are fully set.
- Step 6: Let stand for 10–15 minutes before slicing.
- Step 7: Garnish with green onions or herbs and enjoy warm.

Pro Tips for the Perfect Overnight Slow Cooker Breakfast
Keep these in mind:
- Use fresh ingredients for the best flavor and texture.
- Consider adding spices like paprika or cayenne for an extra kick.
- Make sure to let the casserole sit before serving to allow it to firm up.
Best Ways to Serve Overnight Slow Cooker Breakfast
This Overnight Breakfast Casserole pairs beautifully with fresh fruit or a side of toast. For a complete meal, consider serving it with a light salad or yogurt. It’s also delicious with a drizzle of hot sauce or salsa for those who love a bit of spice.
How to Store and Reheat Overnight Slow Cooker Breakfast
To store any leftovers, simply place them in an airtight container and refrigerate. When you’re ready to enjoy your Breakfast Made in a Slow Cooker again, reheat it in the microwave or oven until warm. This makes for excellent meal prep and quick breakfasts throughout the week!
Frequently Asked Questions About Overnight Slow Cooker Breakfast
What’s the secret to perfect Overnight Slow Cooker Breakfast?
The key is to layer the ingredients properly and allow enough cooking time for the eggs to set. Using a slow cooker ensures even cooking and enhances the flavors of all ingredients.
Can I make Overnight Slow Cooker Breakfast ahead of time?
Yes, you can prepare the casserole the night before and let the slow cooker do its magic while you sleep. Just set it on LOW before bed, and wake up to a delicious breakfast!
How do I avoid common mistakes with Overnight Slow Cooker Breakfast?
To avoid sogginess, ensure that the hash browns are well-drained and not overly frozen. Also, don’t skip the resting time after cooking, as this helps the casserole firm up for easy slicing.
Variations of Overnight Slow Cooker Breakfast You Can Try
Feel free to customize this dish with different ingredients! For a Vegan Overnight Slow Cooker Breakfast, swap eggs with a blend of silken tofu and nutritional yeast. You can also try adding spinach, mushrooms, or your favorite cheese for a unique twist. Different meats like bacon or ham can also enhance flavor and texture, making it a versatile choice for any breakfast lover.
For more ideas, check out our Saying Good page for inspiration on breakfast variations!
Print
Cozy Overnight Slow Cooker Breakfast Casserole
- Total Time: 8 hours 15 minutes
- Yield: 8 servings 1x
- Diet: Gluten Free
Description
This Overnight Slow Cooker Breakfast Casserole is a warm, hearty, make-ahead morning meal loaded with potatoes, eggs, sausage, cheese, and veggies. Assemble it the night before, wake up to a fully cooked breakfast—perfect for holidays, brunch, or busy weekdays.
Ingredients
- 1 (30 oz / 850g) bag frozen hash browns, thawed
- 2 cups (200g) shredded cheddar cheese
- 1 cup (120g) diced bell peppers
- 1 cup (120g) chopped onion
- 1½ cups (225g) cooked and crumbled sausage
- 12 large eggs
- 1 cup (240ml) milk
- 1 teaspoon garlic powder
- 1 teaspoon salt
- ½ teaspoon black pepper
- Optional: chopped green onions or parsley
Instructions
- Grease the slow cooker with non-stick spray or insert a liner.
- Add half the hash browns, veggies, sausage, and cheese. Repeat with remaining layers.
- Whisk eggs, milk, garlic powder, salt, and pepper until smooth.
- Gently pour the egg mixture over the layered ingredients.
- Cover and cook on LOW for 7–8 hours, until the eggs are fully set.
- Let stand for 10–15 minutes before slicing.
- Garnish with green onions or herbs and enjoy warm.
Notes
- Prep Time: 15 minutes
- Cook Time: 7 hours 30 minutes
- Category: Breakfast
- Method: Slow Cooker
- Cuisine: American
Nutrition
- Serving Size: 1 slice
- Calories: 350
- Sugar: 2g
- Sodium: 800mg
- Fat: 20g
- Saturated Fat: 8g
- Unsaturated Fat: 10g
- Trans Fat: 0g
- Carbohydrates: 30g
- Fiber: 2g
- Protein: 18g
- Cholesterol: 300mg
Keywords: Overnight Slow Cooker Breakfast