Easy Crock-Pot Breakfast Casserole: Wake Up to a Hearty Morning Meal

Wake to a warm, savory meal built on creamy eggs, spicy sausage, and tender potatoes.

By Sneha Tete, Integrated MA, Certified Relationship Coach
Created on

Easy Crock-Pot Breakfast Casserole

Imagine waking up to the enticing aromas of warm potatoes, spicy chorizo, fluffy eggs, and melted cheese—the perfect start to any day, especially holiday mornings or when you have overnight guests. This Crock-Pot breakfast casserole lets you relax while the slow cooker does all the work and delivers a comforting, crowd-pleasing meal right when you need it most.

This recipe features Mexican-style chorizo sausage, bell pepper, onion, jalapeno, plenty of eggs, hash brown potatoes, and cheese, melding into a deeply flavorful and satisfying breakfast. It’s a fantastic, oven-free alternative to traditional breakfast bakes. Just assemble the ingredients the night before, set your crock pot, and wake up to a hot meal ready to serve. Pair with avocado slices and pico de gallo for extra brightness and creamy texture.

What Is a Crock-Pot Breakfast Casserole?

A Crock-Pot (or slow cooker) breakfast casserole is a layered and baked-in-place dish made overnight in a slow cooker. In this version, chorizo sausage, hash brown potatoes, bell pepper, onion, jalapeno pepper, eggs, and cheese are the headlining ingredients. The layers cook slowly to bind together, ensuring maximum flavor without the fuss of early-morning oven use.

This casserole is both hearty and versatile, making it perfect for feeding a group at brunch, potlucks, or family breakfasts. The main advantage is prep-it-and-forget-it convenience, freeing up your morning for coffee, conversation, or celebrations.

Essential Ingredients

  • Chorizo Sausage: Adds deep, savory flavor with a hint of spice. Look for fresh, Mexican-style chorizo (not smoked Spanish chorizo).
  • Hash Brown Potatoes: Shredded and frozen hash browns work best for convenience and even cooking. Thaw before using.
  • Eggs: Bind the casserole and create its signature fluffy base.
  • Cheese: Shredded cheddar or Monterey Jack brings luscious melt and sharpness.
  • Vegetables: Bell pepper, onion, and jalapeño provide freshness, crunch, and a subtle kick.
  • Cream: Heavy cream or whole milk adds richness to the egg mixture.
  • Optional Toppings: Sliced avocado, pico de gallo or salsa, and fresh herbs (like cilantro or green onions).

Step-by-Step Instructions

  1. Prep the Chorizo & Veggies:
    In a large skillet, cook fresh chorizo sausage until browned and crumbly. Drain excess fat if needed. Add chopped onion, bell pepper, and jalapeño; sauté until softened and fragrant.
  2. Layer in the Crock-Pot:
    Grease a 6-quart slow cooker. Spread half the thawed hash browns on the bottom. Top with half the chorizo mixture, then sprinkle on some shredded cheese. Repeat layers with remaining potatoes, chorizo/veggie mix, and cheese.
  3. Mix the Eggs:
    In a large bowl, whisk together eggs, cream (or milk), salt, and pepper until well combined.
  4. Assemble:
    Pour the egg mixture evenly over the layers in the slow cooker. Use a spatula to gently press down, ensuring the eggs seep through the layers.
  5. Cook:
    Cover and cook on low for 7-8 hours (overnight) or high for 3-4 hours, until the eggs are set and the casserole is puffed and golden at the edges.
  6. Serve:
    Let the casserole rest for 10 minutes before cutting into wedges or scooping with a large spoon. Garnish with sliced avocado, pico de gallo, or salsa as desired.

Tips for Success

  • Don’t Overcook: The casserole is ready when the center is just set. Overcooking can lead to a rubbery texture.
  • Customize the Veggies: Use red, yellow, or orange bell peppers, or add spinach or mushrooms for variety.
  • Adjust the Spice: Use mild chorizo or omit the jalapeño for a gentle flavor, or add more if you prefer heat.
  • Prep Ahead: Cook and cool the chorizo mix in advance; store in the fridge up to a day. Assemble everything at night just before cooking.
  • Leftovers: This casserole reheats beautifully for up to 3 days, making it great for meal prep.

Suggested Serving Ideas

  • Avocado Slices: For creaminess and healthy fats.
  • Pico de Gallo or Salsa: Adds brightness and acidity to cut richness.
  • Fresh Herbs: Cilantro or green onions for a fresh finishing touch.
  • Breakfast Sides: Serve with fruit salad, breakfast breads, or crispy bacon.

Ingredient Substitutions & Customizations

IngredientSubstitute or Variation
Chorizo SausageMild Italian sausage, turkey sausage, veggie sausage, or omit for a vegetarian version
Hash BrownsDiced potatoes (cooked), tater tots, or sweet potato hash browns
Cheddar CheeseMonterey Jack, pepper jack, Colby, or mozzarella
Heavy CreamWhole milk or half-and-half
VegetablesSautéed spinach, mushrooms, tomatoes, or additional peppers

Nutritional Information (Estimates per Serving)

  • Calories: Approximately 350-450 kcal
  • Protein: 20-25g
  • Fat: 25-30g
  • Carbohydrates: 15-20g
  • Fiber: 2g
  • Sodium: Varies based on cheese, sausage, and added salt

Nutrition will vary based on ingredient brand and chosen substitutions.

Make-Ahead and Storage Tips

  • Prep in Advance: Prepare the chorizo and veggie mixture and refrigerate for up to 24 hours. Thaw hash browns and have cheese shredded for quick assembly at night.
  • Storing Leftovers: Allow casserole to cool fully. Store portions in airtight containers in the fridge for up to 3 days. Reheat in the microwave or oven until warmed through.
  • Freezing: Cool casserole, cut into squares, and freeze in single layers. Thaw overnight before reheating for best texture.

Why Use a Crock-Pot for Breakfast Casserole?

  • Hands-Off Cooking: Assemble the night before, set it, and wake up to a finished meal.
  • No Oven Required: Ideal during busy holidays when the oven’s full or for kitchens with limited space.
  • Perfect for Entertaining: Serves a crowd with minimal effort—serve directly from the slow cooker on buffet tables or potlucks.
  • Flexible Cooking Time: The slow and gentle heat prevents burning and keeps eggs tender.

Complete Ingredient List and Easy Directions

  • 1 lb fresh Mexican-style chorizo sausage
  • 1 onion, diced
  • 1 bell pepper (any color), diced
  • 1 jalapeño pepper, minced (seeds removed for mild heat)
  • 32 oz frozen shredded hash brown potatoes, thawed and patted dry
  • 12 large eggs
  • 1 cup heavy cream or whole milk
  • 2 cups shredded cheddar or Monterey Jack cheese, divided
  • 1/2 tsp salt (or to taste)
  • 1/2 tsp black pepper (or to taste)
  • Optional: Avocado, salsa, pico de gallo, fresh chopped cilantro
  1. Grease a 6-quart slow cooker with nonstick spray or butter.
  2. In a skillet over medium heat, cook chorizo until fully browned, about 7-9 minutes. Add onion, bell pepper, and jalapeño; cook until just softened. Drain excess fat.
  3. Layer half of the hash browns in Crock-Pot, top with half of the chorizo blend, and sprinkle half of the cheese. Repeat layers.
  4. Whisk together eggs, cream, salt, and pepper. Pour evenly over the layered ingredients in the slow cooker. Lightly press with a spatula.
  5. Cover and cook on low for 7-8 hours or high for 3-4 hours, until eggs are set. Do not overcook. Let it rest 10 minutes then serve warm with desired toppings.

Serving Suggestions & Variations

  • Meatless Version: Swap chorizo for sautéed mushrooms and more bell pepper for a vegetarian option.
  • Southwest Flair: Add black beans and a sprinkle of cumin for added flavor.
  • Cheese Lovers: Use a blend of Monterey Jack, cheddar, and pepper jack for extra cheesy goodness.
  • Breakfast-for-Dinner: This hearty bake works perfectly for any meal, not just mornings.

Frequently Asked Questions (FAQ)

Q: Can I prepare this casserole ahead and reheat?

A: Yes! You can fully cook the casserole, cool, and refrigerate it. Reheat individual portions in the microwave, or place the slow cooker insert back in the device to keep warm for serving.

Q: Can I double the recipe?

A: The basic recipe serves about 8-10 people. If your slow cooker is 8 quarts or larger, you can double the amounts but increase the cook time slightly and check doneness in the center.

Q: Can I use another meat instead of chorizo?

A: Absolutely. Use cooked breakfast sausage, bacon, ham, or vegetarian sausage as a swap for the chorizo.

Q: My casserole is watery—what went wrong?

A: Excess moisture usually comes from not thawing or drying hash browns. Pat them dry before layering, and drain chorizo and veggies of any oil.

Q: Can I use fresh potatoes instead of frozen hash browns?

A: Yes, just shred them and squeeze out as much moisture as possible before layering.

Final Tips for a Perfect Crock-Pot Breakfast Casserole

  • Use high-quality chorizo and cheese for best flavor.
  • Don’t skip greasing your slow cooker to avoid sticking.
  • Monitor cook time toward the end—every slow cooker cooks a bit differently! Center should be set, not jiggly.
  • Offer a toppings bar so everyone can customize their slice—ideas include hot sauce, green onions, diced tomatoes, and sour cream.

This hearty, customizable Crock-Pot breakfast bake is destined to become your go-to morning comfort casserole. Prep the night before, rest easy, and savor every forkful in the morning!

Sneha Tete
Sneha TeteBeauty & Lifestyle Writer
Sneha is a relationships and lifestyle writer with a strong foundation in applied linguistics and certified training in relationship coaching. She brings over five years of writing experience to thebridalbox, crafting thoughtful, research-driven content that empowers readers to build healthier relationships, boost emotional well-being, and embrace holistic living.

Read full bio of Sneha Tete