Follow these simple steps to create your Crockpot Breakfast Casserole:

1. Prepare Slow Cooker: Grease the inside of your crockpot lightly with cooking spray for easy cleanup.

2. Crack Eggs: In a large mixing bowl, crack open all 12 eggs.

3. Mix Ingredients: Whisk in the milk, salt, pepper, garlic powder, and onion powder until well combined.

4. Add Vegetables: Stir in the diced bell pepper, onion, and any additional vegetables you’d like to include.

5. Incorporate Meats: If you’re using sausage, ham, or bacon, fold them into the egg mixture.

6. Layer Potatoes: Spread the diced potatoes evenly across the bottom of the crockpot.

7. Pour Egg Mixture: Carefully pour the egg and meat mixture over the potatoes, making sure it’s evenly distributed.

8. Add Cheese: Sprinkle both cheddar and mozzarella on top of the casserole mix.

9. Cover and Cook: Place the lid on the crockpot and set it to low for 6-8 hours or high for 3-4 hours.

10. Check for Doneness: Before serving, ensure that the casserole is fully set and the eggs are cooked through.

11. Garnish: If desired, sprinkle freshly chopped herbs on top before serving for extra flavor and color.

12. Serve: Spoon out portions of the casserole onto plates and enjoy it warm.

With these straightforward instructions, you can whip up a scrumptious breakfast casserole that everyone will adore!