A broccoli cheddar egg casserole is one of the easiest and tastiest ways to start your day. With fluffy eggs, tender broccoli, and rich melted cheddar, this casserole is both comforting and nutritious. It’s perfect for a family breakfast, weekend brunch, or even meal prepping for busy mornings.
What is Broccoli Cheddar Egg Casserole?
This casserole is a baked dish made with eggs, broccoli, and cheese as the star ingredients. Similar to a crustless quiche, it’s low in carbs, high in protein, and a versatile recipe that can be customized with other vegetables or meats if desired.

Other Easy Breakfast Casserole Recipes
- Mediterranean Breakfast Casserole
- Asparagus and Feta Breakfast Casserole
- Zucchini Breakfast Casserole
- Spinach Mushroom Breakfast Casserole
Reasons to Try Broccoli Cheddar Egg Casserole
- Nutritious and filling – Packed with protein, vitamins, and fiber.
- Quick and easy – Minimal prep with wholesome ingredients.
- Vegetarian-friendly – A hearty meatless option.
- Family-approved – Great flavors that kids and adults enjoy.
- Perfect for meal prep – Stores well and reheats beautifully.
Ingredients Needed to Make Broccoli Cheddar Egg Casserole
- 8 large eggs
- 1 cup milk (or half-and-half for extra creaminess)
- 2 cups broccoli florets (steamed or lightly blanched)
- 2 cups shredded cheddar cheese
- 1 small onion, finely chopped (optional)
- 1 tablespoon olive oil or butter (for sautéing)
- 1 teaspoon garlic powder
- 1 teaspoon salt
- ½ teaspoon black pepper
- 2 tablespoons fresh parsley, chopped (optional garnish)
Instructions to Prepare Broccoli Cheddar Egg Casserole
Step 1: Preheat oven
Set oven to 350°F (175°C) and grease a 9×13-inch baking dish.
Step 2: Prepare broccoli
Steam or blanch broccoli florets until just tender, then pat dry.
Step 3: Sauté onion (optional)
In a skillet, heat olive oil or butter and cook onion until softened.
Step 4: Mix egg base
In a large bowl, whisk together eggs, milk, garlic powder, salt, and pepper until smooth.
Step 5: Assemble casserole
Spread broccoli and onion evenly in the baking dish. Pour the egg mixture over them, then top with shredded cheddar cheese.
Step 6: Bake casserole
Bake uncovered for 35–40 minutes, or until eggs are set and the top is golden.
Step 7: Rest and serve
Allow casserole to cool for 5 minutes before slicing. Garnish with parsley.

What Goes Well With Broccoli Cheddar Egg Casserole
- Fresh fruit salad – Balances the savory flavors with sweetness.
- Whole-grain toast – Perfect for a complete breakfast plate.
- Avocado slices – Add healthy fats and creaminess.
- Crispy bacon or sausage – For those who want extra protein.
- Herbal tea or coffee – Complements the rich flavors.
Key Tips for Making Broccoli Cheddar Egg Casserole
- Pat broccoli dry – Prevents excess water from making the casserole soggy.
- Use sharp cheddar – Gives a stronger flavor compared to mild cheddar.
- Bake uncovered – Allows the top to brown slightly.
- Check doneness – A knife inserted into the center should come out clean.
- Rest before cutting – Helps the casserole hold its shape.
- Add cheese in layers – Ensures cheesy flavor throughout.
Creative Variations of Broccoli Cheddar Egg Casserole
- Low-carb version – Skip milk and use heavy cream instead.
- Add protein – Mix in diced ham, chicken, or turkey sausage.
- Extra veggies – Include bell peppers, zucchini, or spinach.
- Cheese blend – Combine cheddar with mozzarella or Swiss.
- Spicy twist – Add jalapeños or pepper jack cheese.
Storage Guidelines for Broccoli Cheddar Egg Casserole
- Refrigerate leftovers – Store in an airtight container for up to 4 days.
- Freeze portions – Wrap slices in foil and freeze for up to 2 months.
- Cool before storing – Prevents condensation and sogginess.
- Reheat properly – Best enjoyed warm.
Reheating Tips for Broccoli Cheddar Egg Casserole
- Oven method – Warm at 325°F (160°C) for 15–20 minutes.
- Microwave option – Heat slices for 2–3 minutes on medium power.
- From frozen – Bake covered with foil at 350°F (175°C) for 40–45 minutes.
Nutrition Value (per serving):
- Calories: ~290
- Protein: 20g
- Carbohydrates: 7g
- Fat: 21g
- Fiber: 2g
- Sodium: 610mg
FAQs
Do you cook broccoli before adding it to an egg casserole?
Yes, broccoli should be steamed or blanched before adding to the casserole. This keeps it tender and prevents excess water from being released while baking.
Can I use frozen broccoli in a broccoli cheddar egg casserole?
Yes, frozen broccoli can be used, but it must be thawed and patted dry to remove extra moisture. This step helps the casserole set properly without becoming watery.
How do you keep a broccoli cheddar casserole from being watery?
Pat broccoli dry after steaming or thawing, cook mushrooms or onions before adding, and let the casserole rest for 5–10 minutes after baking to allow the eggs to firm up.
Can I make broccoli cheddar egg casserole ahead of time?
Yes, you can prepare it the night before, cover tightly, and refrigerate. Bake in the morning, adding 5–10 minutes to the cooking time since it starts cold.
Final Words
This easy broccoli cheddar egg casserole is a simple yet delicious recipe that brings together wholesome ingredients for a nutritious start to the day. With its fluffy eggs, tender broccoli, and rich cheddar, it’s a dish that works just as well for meal prep as it does for a weekend brunch.
PrintEasy Broccoli Cheddar Egg Casserole Recipe
This casserole is a baked dish made with eggs, broccoli, and cheese as the star ingredients. Similar to a crustless quiche, it’s low in carbs, high in protein, and a versatile recipe that can be customized with other vegetables or meats if desired.
- Prep Time: 15
- Cook Time: 40
- Total Time: 55 minutes
- Yield: 8 1x
- Category: Breakfast
- Method: Baking
- Cuisine: American
Ingredients
-
8 large eggs
-
1 cup milk (or half-and-half for extra creaminess)
-
2 cups broccoli florets (steamed or lightly blanched)
-
2 cups shredded cheddar cheese
-
1 small onion, finely chopped (optional)
-
1 tablespoon olive oil or butter (for sautéing)
-
1 teaspoon garlic powder
-
1 teaspoon salt
-
½ teaspoon black pepper
-
2 tablespoons fresh parsley, chopped (optional garnish)
Instructions
Set oven to 350°F (175°C) and grease a 9×13-inch baking dish.
Steam or blanch broccoli florets until just tender, then pat dry.
In a skillet, heat olive oil or butter and cook onion until softened.
In a large bowl, whisk together eggs, milk, garlic powder, salt, and pepper until smooth.
Spread broccoli and onion evenly in the baking dish. Pour the egg mixture over them, then top with shredded cheddar cheese.
Bake uncovered for 35–40 minutes, or until eggs are set and the top is golden.
Allow casserole to cool for 5 minutes before slicing. Garnish with parsley.