The Best Cheese Egg Casserole (High Protein and Low Carb)

Name: The Best Cheese Egg Casserole
Prep time: 15 min
Cook time: 45 min
Ingredients: 12-16 large Eggs; 1 lb Monterey Jack Cheese (grated); 1 pint Small Curd Cottage Cheese; 1/2 cup All-Purpose Flour; 1 tsp Baking Powder; 2 cups Chopped Accoutrements (Meat, mushrooms, peppers, etc.)

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Full pan of high protein cheese egg casserole

If you've been searching for a crowd-pleasing, high-protein centerpiece for your holiday morning, let's be real—most breakfast casseroles end up soggy, flat, or lackluster. I have mastered this Cheese Egg Casserole to ensure you get a fluffy, golden-brown bake that feels incredibly indulgent while keeping your macros in check. By combining 12–16 eggs with a strategic mix of Monterey Jack and cottage cheese, we create a dense, protein-packed base that stays moist and flavorful, regardless of which “accoutrements” you choose to toss in.

This recipe is a versatile, high-volume staple for any large gathering. If you're looking for other savory powerhouses that feed a crowd, my Easy High-Protein Mexican Chicken & Potato Bowl is a 100g protein dinner that delivers bold flavor with minimal effort. For a bready side that stays within your goals, my Gluten-Free High-Protein Bagels are a 10-minute air fryer staple. And to round out your brunch with something sweet, my Snickerdoodle Protein Muffins offer that bakery-style comfort for only 110 calories.

Why You'll Love This Recipe

Unrivaled Protein Content: With up to 16 eggs and dual cheeses, this is a muscle-building holiday feast.
Foolproof Texture: The combination of cottage cheese and baking powder ensures a lofty, soufflé-like rise that doesn't collapse.
Infinite Customization: Whether you want it loaded with veggies or packed with lean meats, the base recipe is built to hold up.
Make-Ahead Friendly: You can prep the entire mixture the night before, making Christmas morning stress-free.

High protein cheese egg casserole baked in a casserole dish

The Cottage Cheese “Moisture Hack”

The secret to the legendary texture of this dish is the pint of small curd cottage cheese. Unlike heavy cream or half-and-half used in traditional quiches, cottage cheese provides essential moisture and a massive protein boost without the excess fat.¹ As it bakes, the curds melt into the Monterey Jack, creating a creamy, “melt-in-your-mouth” texture that is significantly more satisfying than a standard rubbery egg bake.

Ingredient Deep Dive & Strategy

12–16 Large Eggs: The foundation of our dish. Using a high volume of eggs ensures a thick, substantial bake that provides the bulk of your protein.
1 lb Monterey Jack Cheese: I prefer Monterey Jack for its superior melting point and mild, buttery flavor. It provides the “cheese pull” factor without overpowering the delicate flavor of the eggs.
1 pint Small Curd Cottage Cheese: This is our “secret weapon” for moisture and protein. It acts as a low-fat creamy binder that keeps the eggs fluffy after they leave the oven.
½ cup All-Purpose Flour: Do not skip this! The flour provides the necessary structure to support the weight of the cheese and meats, preventing the dish from collapsing.
1 tsp Baking Powder: This reacts with the eggs to create air pockets, giving you that sought-after “soufflé-style” rise.
2 cups Finely Chopped Accoutrements: This is where you get creative. Whether it's lean ham, sautéed mushrooms, bell peppers, or onions, make sure they are diced small so they stay suspended in the egg mixture.

Equipment Focus: Why Quality Matters

9×13″ Ceramic Baking Dish: I highly recommend a high-quality ceramic dish over glass or metal. Ceramic holds heat much more steadily, which is vital for egg dishes. It ensures the center sets perfectly before the bottom becomes rubbery, giving you a consistent bake every time.
Large Stainless Steel Mixing Bowl: You need a massive bowl to comfortably beat 16 eggs along with a pound of cheese and two cups of fillings without splashing. A stainless steel bowl also stays cool, which helps the ingredients blend more smoothly.
Digital Kitchen Scale: If you are serious about your macros, you must weigh your Monterey Jack and your toppings. Volumetric “cups” of cheese can vary by up to 30g depending on how finely it's grated. This scale ensures your calorie count is 100% accurate.

Ingredients

12–16 Large eggs
1 lb Monterey Jack cheese, grated
1 pint Small curd cottage cheese
½ cup All-purpose flour
1 tsp Baking powder
2 cups Finely chopped accoutrements (Meat, mushrooms, peppers, etc.)
1 tbsp Butter (to melt in the pan)

Instructions

Step 1: Prep the Pan and Preheat

Preheat your oven to 400°F (200°C). Place the butter in your 9×13″ Ceramic Baking Dish and put it in the oven while it preheats. This creates a non-stick, flavorful crust on the bottom of the eggs.

Step 2: Whisk the Egg Base

In your Large Mixing Bowl, crack the 12–16 eggs and beat them gently until the yolks and whites are combined. Stir in the grated Monterey Jack cheese and the entire pint of cottage cheese.

Step 3: Add Structure

Slowly whisk in the ½ cup of flour and 1 tsp of baking powder. Ensure there are no large clumps of flour visible, as these will create dry spots in the finished dish.

Step 4: Fold in Fillings

Stir in your 2 cups of finely chopped accoutrements. Ensure they are evenly distributed throughout the batter.

Step 5: The High-Heat Rise

Carefully remove the hot, buttered pan from the oven and pour the mixture in. Bake at 400°F for 15 minutes. You will see the edges start to puff up during this time.

Step 6: The Slow Set

Lower the oven temperature to 350°F (175°C) and bake for an additional 20–30 minutes.

Step 7: The Jiggle Test

The dish is done when the top is golden brown and the center has a very slight, stable jiggle but is no longer liquid. Let it rest for 10–15 minutes before slicing.

High protein cheese egg casserole baked in a casserole dish finsihed

Frequently Asked Questions

Why is my egg dish watery? This usually happens if your “accoutrements” (like mushrooms or spinach) weren't sautéed or patted dry before adding. Always cook down watery veggies first!
Why bake at two temperatures? We start at 400°F to “shock” the baking powder into a rapid rise. Lowering it to 350°F allows the center to cook through without burning the top.
Can I prepare this the night before? Yes! Mix everything, cover the bowl, and store in the fridge. Whisk quickly in the morning before pouring into the hot pan.
Can I use egg whites? You can swap half the eggs for whites, but keep at least 6-8 whole eggs to maintain the rich texture provided by the yolks.

Substitutions & Variations

Component	Swap Options
Cheese	Pepper Jack for a spicy kick or sharp Cheddar for more tang
Flour	Gluten-free 1-to-1 baking flour works perfectly
Accoutrements	Sautéed spinach, turkey sausage, or roasted red peppers
Cottage Cheese	Greek yogurt (though it may be slightly more tart)

This Christmas Cheese Egg Dish is the ultimate solution for high-protein holiday fueling. It's dense, cheesy, and incredibly satisfying. If you make this for your family, take a photo and tag me—I want to see your holiday brunch spreads!