This High-Protein Cottage Cheese & Turkey Sausage Breakfast Casserole is the ultimate make-ahead breakfast.
Packed with lean protein, cheesy goodness, and optional veggies, it’s hearty enough to keep you full all morning but simple enough for beginner cooks.
Perfect for meal prep, family brunch, or busy weekdays.
Why You’ll Love It
- Protein-packed: Over 20g protein per slice.
- Make-ahead friendly: Bake once, enjoy all week.
- Customizable: Easy to swap cheeses, veggies, or sausage.
- Crowd-pleasing: Great for family breakfasts or brunch.
Ingredients (8 servings)
- 8 large eggs
- 1 cup cottage cheese
- 1 lb turkey sausage, cooked and crumbled
- 1 cup shredded mozzarella cheese
- 1 cup chopped spinach (optional)
- 1 tsp garlic powder
- Salt & pepper, to taste
Step-by-Step Instructions
- Prep the oven
Preheat to 350°F (175°C). Grease a 9×13-inch baking dish. - Whisk the base
In a large bowl, whisk eggs. Add cottage cheese, garlic powder, salt, and pepper. Mix until smooth. - Mix in fillings
Stir in turkey sausage, mozzarella, and spinach (if using). - Bake the casserole
Pour mixture into prepared dish. Bake 35–40 minutes, until the center is set and the top is golden. - Cool & serve
Rest for 5–10 minutes before slicing. Serve warm.
Tips & Variations
- Cheese swaps: Try cheddar, Swiss, or feta.
- Protein swaps: Use chicken sausage, pork sausage, or plant-based alternatives.
- Veggie add-ins: Mushrooms, peppers, onions, or zucchini.
- Crunchy topping: Sprinkle with panko or crushed whole-grain crackers before baking.
Meal Prep & Storage
- Prep ahead: Assemble casserole up to 24 hours in advance. Cover and refrigerate until ready to bake.
- Refrigerate: Store leftovers in an airtight container for up to 4 days.
- Freeze: Wrap slices or the whole casserole and freeze for up to 3 months. Thaw overnight in the fridge.
- Reheat: Warm slices at 350°F for 10–15 minutes, or microwave in 30-second bursts.
Nutrition (per slice, 1 of 8)
- Calories: 250
- Protein: 22g
- Carbs: 10g
- Fat: 12g
- Fiber: 1g
- Sodium: 450mg
Final Thoughts
This High-Protein Breakfast Casserole is proof that healthy and delicious can go hand-in-hand. With simple prep and flexible ingredients, it’s the kind of recipe you’ll make again and again for busy mornings.
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