Keto Sausage and Spinach Breakfast Casserole Recipe
A protein-packed, low-carb breakfast casserole perfect for meal prep and family brunches.
KEY INFO:
- Prep Time: 15 minutes
- Cook Time: 30-35 minutes
- Total Time: 45-50 minutes
- Servings: 8-10
- Calories: 385 per serving
- Fat: 32g
- Protein: 23g
- Carbs: 3g net
- Difficulty: Easy
- Diet: Keto, Low-Carb, Gluten-Free

EQUIPMENT NEEDED:
- 9×13 inch baking dish
- Large skillet
- 2 mixing bowls
- Whisk
- Measuring cups and spoons
INGREDIENTS:
- 1 pound (450g) breakfast sausage
- 10 large eggs
- 1 cup (240ml) heavy cream
- 2 cups (200g) shredded cheddar cheese
- 4 cups (120g) fresh baby spinach
- 1 teaspoon garlic powder
- 1/2 teaspoon salt
- 1/4 teaspoon black pepper
- 1/4 teaspoon red pepper flakes (optional)
METHOD:
-
- Preheat oven to 375°F (190°C) and grease your baking dish.
- Brown sausage in a skillet over medium heat, breaking into small crumbles (about 8-10 minutes).

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- Add spinach to hot sausage and cook until just wilted (30-60 seconds).
- In a large bowl, whisk eggs, cream, and all seasonings until well combined.

-
- Transfer sausage-spinach mixture to a baking dish, spreading evenly.
- Pour egg mixture over sausage and spinach.

- Top with shredded cheese.
- Bake for 30-35 minutes until center is set and cheese is golden.
- Let rest for 5-10 minutes before serving.

CRUCIAL TIPS:
- Drain excess sausage fat before adding spinach.
- Don’t overcook the spinach – it should just barely wilt.
- Casserole is done when a knife inserted in center comes out clean.
- Interior temperature should reach 160°F (71°C).
STORAGE & SCALING:
- Refrigerate up to 3 days.
- Freeze portions for up to 2 months.
- Halve recipe for an 8×8 inch dish.
- Reheat individual portions: microwave for 1-2 minutes.
- Whole casserole: Reheat at 350°F for 15-20 minutes.
COMMON MISTAKES:
- Not draining excess sausage fat.
- Overcooking eggs – they become rubbery.
- Under-seasoning – eggs need proper seasoning.
VARIATIONS:
- Italian sausage + mozzarella.
- Add mushrooms and bell peppers.
- Substitute kale for spinach.
- Use different cheese combinations.
- Add cream cheese for extra richness.
Remember: Success comes down to not overcooking and proper seasoning. This is your fail-proof breakfast prep solution that’ll keep you satisfied and on track with your keto goals.






