Wake up to a fully cooked breakfast without the morning rush with this Crockpot Sausage and Egg Casserole. It layers fluffy eggs, savory sausage, melty cheese, and veggies for a comforting, protein-packed meal. The slow cooker does all the work, making it perfect for busy mornings or holiday brunches.
Love Crockpot Sausage and Egg Casserole? So do we! If you're into Crockpot Recipes or curious about Chicken Breast Recipes, you'll find plenty of inspiration below.
Why You’ll Love This Crockpot Sausage and Egg Casserole
- Effortless mornings: Just layer, set, and walk away.
- Totally customizable: Swap proteins and veggies to your liking.
- Feeds a crowd: Scales beautifully for brunches and leftovers.
- Comfort in every bite: Creamy, custardy texture with savory flavors.
Ingredients & Tools
- 1 lb breakfast sausage (mild or spicy, your choice)
- 8 large eggs
- 1 cup whole milk
- 1 cup heavy cream
- 1 tsp Dijon mustard
- 1 tsp garlic powder
- ½ tsp onion powder
- ½ tsp smoked paprika
- Salt and black pepper to taste
- 6 cups cubed bread (day-old French or sourdough works great)
- 2 cups shredded cheddar cheese
- ½ cup diced onion
- ½ cup diced bell pepper (any color)
- 2 tbsp chopped fresh chives or parsley (optional, for garnish)
Tools: 6-quart or larger slow cooker, skillet, mixing bowl, whisk, cooking spray
Notes: Using day-old bread is key—it soaks up the egg mixture without turning to mush. Don’t skip the heavy cream; it gives a rich, custardy texture.
Nutrition (per serving)
| Calories: | 420 kcal |
| Protein: | 22 g |
| Fat: | 30 g |
| Carbs: | 15 g |
| Fiber: | 1 g |
Serves: 8 | Prep Time: 15 minutes | Cook Time: 3–4 hours | Total Time: 3 hours 15 minutes – 4 hours 15 minutes
Before You Start: Tips & Ingredient Notes
- Why use stale bread? Fresh bread tends to disintegrate into a gummy mess. Day-old or lightly toasted bread cubes hold their structure better and absorb the egg mixture beautifully, giving you a light, fluffy texture instead of a soggy one.
- Can I make this ahead? Absolutely! You can assemble the entire casserole (except the final cheese topping) the night before. Just cover and refrigerate. In the morning, sprinkle the cheese and start your slow cooker—it might need an extra 15–20 minutes since it’s starting cold.
- Don’t have heavy cream? You can substitute with half-and-half for a slightly lighter result, but the casserole won’t be as rich. Avoid using skim or non-dairy milks with low fat content, as they can make the texture watery.
- Customize your add-ins. This recipe is a blank canvas! Try adding sautéed mushrooms, spinach, sun-dried tomatoes, or even a dash of hot sauce in the egg mix. Just be sure any veggies are cooked and well-drained to avoid excess moisture.
How to Make Crockpot Sausage and Egg Casserole
Step 1: First, grab your skillet and cook the breakfast sausage over medium heat. You’ll want to break it up into small crumbles as it browns—this ensures every bite gets a little savory goodness. Once it’s fully cooked and no longer pink, use a slotted spoon to transfer it to a paper towel-lined plate. This step is crucial for draining excess grease, which can make your casserole oily. Let the sausage cool slightly while you move on to the next part.
Step 2: In a large mixing bowl, crack the eggs and whisk them until they’re smooth and uniform. Pour in the whole milk and heavy cream, then add the Dijon mustard, garlic powder, onion powder, smoked paprika, and a generous pinch of salt and pepper. Whisk everything together until it’s fully combined—you’re looking for a pale, creamy mixture with no streaks of egg white. The Dijon adds a subtle tang that really balances the richness of the sausage and cheese.
Step 3: Now, lightly spray the inside of your slow cooker with cooking spray. This is your insurance policy against sticking! Spread half of the cubed bread evenly across the bottom. Next, sprinkle half of the cooked sausage, diced onion, bell pepper, and shredded cheddar over the bread. Repeat the layers with the remaining bread, sausage, veggies, and cheese, reserving a small handful of cheese for the very top later. The layering ensures every spoonful has a bit of everything.
Step 4: Slowly pour the egg and cream mixture over the layered ingredients in the crockpot. Try to cover everything evenly—I like to use a spatula to gently press the bread down into the liquid, helping it soak up all that custardy goodness. You’ll notice the bread starts absorbing the liquid almost immediately, which is exactly what you want. Now, sprinkle that reserved cheese over the top for a gorgeous, melty finish.
Step 5: Cover and cook on LOW for 3–4 hours. The exact time will depend on your slow cooker, but you’re aiming for a set, slightly puffed center with golden edges. To test for doneness, gently jiggle the crockpot—the center should have just a slight wobble, not a liquidy shake. Avoid lifting the lid too often, as this lets heat escape and increases cooking time. Once done, let it rest for 10–15 minutes before serving; this helps it firm up for cleaner slices.
Storage & Freshness Guide
- Fridge: Store leftovers in an airtight container for up to 4 days.
- Freezer: Wrap slices tightly and freeze for up to 2 months.
- Reviving: Reheat in the oven or toaster oven to maintain texture.
Serving Suggestions
Complementary Dishes
- Fresh fruit salad — The bright, juicy sweetness of berries, melon, and citrus cuts through the richness of the casserole beautifully and adds a refreshing contrast to your plate.
- Crispy roasted potatoes or hash browns — For those who believe you can never have too much breakfast starch, these add a wonderful crunchy texture alongside the soft, custardy casserole.
- Simple arugula salad with lemon vinaigrette — A light, peppery salad with a tangy dressing balances the meal and makes it feel a little more elegant, perfect for a brunch gathering.
Drinks
- Freshly brewed coffee or espresso — It’s a classic pairing for a reason—the bitterness of coffee complements the savory, cheesy notes and helps cleanse the palate between bites.
- Sparkling mimosa or blood orange spritzer — If you’re celebrating, a bubbly, citrusy drink adds a festive touch and its acidity contrasts nicely with the rich, eggy casserole.
- Iced hibiscus or ginger tea — For a non-alcoholic option, these slightly tart, refreshing drinks provide a lovely balance without overwhelming the dish’s flavors.
Something Sweet
- Warm cinnamon rolls with cream cheese frosting — Go all-in on the cozy breakfast vibes with soft, gooey cinnamon rolls—their warmth and spice are a perfect follow-up to the savory casserole.
- Mixed berry crumble or crisp — The tart-sweet berries and crunchy oat topping offer a delightful texture and temperature contrast if you serve it warm with a scoop of vanilla ice cream.
- Lemon poppy seed muffins — These bright, tender muffins are not too sweet, making them an ideal side for folks who want a little bakery-style treat without a sugar overload.
Top Mistakes to Avoid
- Using fresh, soft bread. This is the number one culprit for a gummy, mushy casserole. Stale or lightly toasted bread is essential—it acts like a sponge without falling apart, giving you that perfect texture.
- Skipping the grease-draining step. I’ve learned this the hard way… if you don’t drain the cooked sausage properly, all that extra fat will seep into your casserole, making it greasy and unappetizing. A quick drain on paper towels makes a world of difference.
- Overcooking on high heat. It might be tempting to speed things up, but cooking this on HIGH can cause the eggs to become rubbery and the edges to overbrown. Low and slow is the way to go for tender, evenly cooked results.
- Adding raw, watery vegetables. Vegetables like mushrooms, zucchini, or spinach release a lot of moisture as they cook. Always sauté them first and drain well to prevent a soggy casserole.
Expert Tips
- Tip: For an extra flavor boost, lightly toast your bread cubes in the oven at 300°F for 10–15 minutes before assembling. This enhances their nutty flavor and ensures they hold up even better against the egg mixture.
- Tip: If you’re short on time, use frozen diced onions and peppers! They’re pre-chopped and you can toss them in straight from the freezer—just note they might add a tiny bit more moisture, so pat them dry if you can.
- Tip: Let the casserole rest for at least 10 minutes after cooking. This allows the custard to set fully, making it much easier to slice and serve neat portions without everything falling apart.
- Tip: For a pretty presentation and fresh flavor, garnish with chopped chives or parsley right before serving. The green pop of color and mild oniony taste really elevate the whole dish.
FAQs
Can I make this Crockpot Sausage and Egg Casserole vegetarian?
Absolutely! Just swap the breakfast sausage for a plant-based alternative or use sautéed mushrooms and spinach as the main filling. You might want to add a pinch of extra seasoning like smoked paprika or a dash of soy sauce to boost the savory flavor. The cooking method and times remain the same—just be sure any veggie additions are cooked and well-drained to avoid excess liquid in the final dish.
How long do leftovers last, and what’s the best way to reheat them?
Leftovers will keep in an airtight container in the refrigerator for up to 3–4 days. To reheat, I recommend using the oven (350°F for 10–15 minutes) or toaster oven to maintain the texture. The microwave works in a pinch, but it can make the casserole a bit rubbery. If you’re reheating a single portion, covering it with a damp paper towel in the microwave helps keep it moist.
Can I freeze this casserole after it’s cooked?
Yes, though the texture may change slightly upon thawing. Let the casserole cool completely, then slice and wrap individual portions tightly in plastic wrap and foil. Freeze for up to 2 months. To serve, thaw overnight in the fridge and reheat in the oven until warmed through. I don’t recommend freezing the uncooked assembled casserole, as the eggs can become watery when thawed.
My slow cooker seems to cook hotter than most—how can I adjust?
If your slow cooker runs hot, try reducing the cooking time by 30–45 minutes and check for doneness earlier. You can also place a layer of parchment paper or a slow cooker liner under the lid to trap less moisture and prevent the top from overcooking. Another trick is to prop the lid open slightly with a wooden spoon to release a bit of steam and lower the temperature.
What can I use instead of bread if I want a lower-carb version?
For a low-carb alternative, try using cubed cauliflower or a mix of sautéed, well-drained vegetables like zucchini and mushrooms. You may need to reduce the liquid slightly, as veggies release more water than bread. Another option is using a keto-friendly bread substitute, but be aware that cooking times might vary, so keep an eye on it and adjust as needed.
Crockpot Sausage And Egg Casserole
Make this easy Crockpot Sausage and Egg Casserole for a hands-off, crowd-pleasing breakfast. Perfect for holidays or busy weekdays. Get the recipe now!
Ingredients
For the Ingredients
-
1 lb breakfast sausage (mild or spicy, your choice)
-
8 large eggs
-
1 cup whole milk
-
1 cup heavy cream
-
1 tsp Dijon mustard
-
1 tsp garlic powder
-
0.5 tsp onion powder
-
0.5 tsp smoked paprika
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Salt and black pepper (to taste)
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6 cups cubed bread (day-old French or sourdough works great)
-
2 cups shredded cheddar cheese
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0.5 cup diced onion
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0.5 cup diced bell pepper (any color)
-
2 tbsp chopped fresh chives or parsley (optional, for garnish)
Instructions
-
First, grab your skillet and cook the breakfast sausage over medium heat. You’ll want to break it up into small crumbles as it browns—this ensures every bite gets a little savory goodness. Once it’s fully cooked and no longer pink, use a slotted spoon to transfer it to a paper towel-lined plate. This step is crucial for draining excess grease, which can make your casserole oily. Let the sausage cool slightly while you move on to the next part.01
-
In a large mixing bowl, crack the eggs and whisk them until they’re smooth and uniform. Pour in the whole milk and heavy cream, then add the Dijon mustard, garlic powder, onion powder, smoked paprika, and a generous pinch of salt and pepper. Whisk everything together until it’s fully combined—you’re looking for a pale, creamy mixture with no streaks of egg white. The Dijon adds a subtle tang that really balances the richness of the sausage and cheese.02
-
Now, lightly spray the inside of your slow cooker with cooking spray. This is your insurance policy against sticking! Spread half of the cubed bread evenly across the bottom. Next, sprinkle half of the cooked sausage, diced onion, bell pepper, and shredded cheddar over the bread. Repeat the layers with the remaining bread, sausage, veggies, and cheese, reserving a small handful of cheese for the very top later. The layering ensures every spoonful has a bit of everything.03
-
Slowly pour the egg and cream mixture over the layered ingredients in the crockpot. Try to cover everything evenly—I like to use a spatula to gently press the bread down into the liquid, helping it soak up all that custardy goodness. You’ll notice the bread starts absorbing the liquid almost immediately, which is exactly what you want. Now, sprinkle that reserved cheese over the top for a gorgeous, melty finish.04
-
Cover and cook on LOW for 3–4 hours. The exact time will depend on your slow cooker, but you’re aiming for a set, slightly puffed center with golden edges. To test for doneness, gently jiggle the crockpot—the center should have just a slight wobble, not a liquidy shake. Avoid lifting the lid too often, as this lets heat escape and increases cooking time. Once done, let it rest for 10–15 minutes before serving; this helps it firm up for cleaner slices.05
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