Easy Breakfast Casserole

Start your day off with a wholesome and satisfying plant-based meal by making this Easy Vegan Breakfast Casserole!

Perfect for busy mornings or a relaxed weekend brunch, this casserole is packed with hearty ingredients and comforting flavors that everyone will enjoy.

Why Make This Recipe

This recipe is not only delicious, but also incredibly versatile, allowing you to customize it with your favorite plant-based proteins, vegetables, and seasonings. It’s a great option for feeding a crowd or preparing leftovers for quick, nourishing breakfasts throughout the week.

How to Make Easy Breakfast Casserole

Ingredients:

1 ½ cups vegan liquid egg substitute (or blended silken tofu/chickpea flour mixture)
2 cups unsweetened plant-based milk (soy, oat, or almond)
1 loaf vegan bread, cut into cubes
2 cups vegan shredded cheese
1 cup cooked plant-based sausage or bacon, crumbled
1 bell pepper, diced
1 onion, diced
Salt and pepper to taste
Optional: garlic powder, paprika, or nutritional yeast

Directions:

Preheat your oven to 350°F (175°C).
In a large bowl, whisk together the vegan egg substitute, plant-based milk, salt, and pepper until smooth.
Add the bread cubes, vegan cheese, plant-based sausage or bacon, bell pepper, and onion. Stir until everything is well coated.
Pour the mixture into a greased baking dish and spread evenly.
Bake for 30–40 minutes, or until the casserole is set and lightly golden on top.
Let cool for a few minutes before slicing and serving.

Prep Time and Nutrition Facts

This recipe takes about 10 minutes to prepare and 30–40 minutes to cook, for a total time of approximately 40–50 minutes. It serves 6 people, with each serving containing around 340–360 calories, 16–18 grams of plant-based protein, and 18–20 grams of fat.

How to Serve Easy Breakfast Casserole

Serve the casserole warm, garnished with fresh herbs like parsley or chives for added flavor. Pair it with fresh fruit, avocado slices, or a simple green salad for a balanced vegan breakfast or brunch.

How to Store Easy Breakfast Casserole

Store leftovers in an airtight container in the refrigerator for up to 3 days. To reheat, warm individual portions in the microwave or reheat the dish in the oven until heated through.

Tips to Make Easy Breakfast Casserole

For a spicier kick, add jalapeños, chili flakes, or hot sauce to the mixture.
Use any type of vegan bread, including whole wheat, sourdough, or gluten-free.
Add leftover vegetables like spinach, zucchini, mushrooms, or tomatoes for extra nutrition.
Let the casserole rest for a few minutes after baking for cleaner slices.

Health and Benefits of This Recipe

This Easy Vegan Breakfast Casserole is a nutritious way to start your day. It provides plant-based protein, fiber-rich vegetables, and energy-ustaining carbohydrates. Using dairy-free alternatives helps reduce cholesterol intake while still delivering calcium and essential nutrients from fortified plant-based ingredients.

Variation (If Any)

Customize this casserole by switching out plant-based proteins or vegetables. Try vegan ham, tempeh, or tofu, add spinach or mushrooms, or experiment with different dairy-free cheeses to suit your taste.

FAQs

Can I make this casserole ahead of time?
Yes! Prepare the mixture the night before, cover, refrigerate, and bake in the morning.

Is it possible to freeze the casserole?
Absolutely. Once baked, freeze leftovers in a freezer-safe container for up to 2–3 months.

Can I use egg substitutes?
Yes! Silken tofu, chickpea flour mixtures, or commercial vegan egg replacers all work well.

What kind of cheese works best for this recipe?
Vegan cheddar, mozzarella-style, or blended dairy-free cheeses melt beautifully.

Is this dish suitable for vegetarians?
This version is fully vegan and suitable for both vegetarians and vegans.

Can I add more vegetables?
Definitely! Zucchini, spinach, mushrooms, tomatoes, or broccoli are great additions.

How do I know when it’s done baking?
The casserole is done when it’s set in the center and lightly golden on top. A knife inserted in the middle should come out clean.