Breakfast Casserole

Start your day off right with this delicious and hearty Vegan Sausage Hash Brown Breakfast Casserole!

Perfect for busy mornings or weekend brunches, this comforting dish brings together classic breakfast flavors using wholesome plant-based ingredients in one satisfying meal.

Why Make This Recipe

This breakfast casserole is easy to prepare, incredibly filling, and packed with flavor. It’s an excellent option for feeding a crowd, making it perfect for family gatherings or special occasions. Best of all, it can be made ahead of time, offering flexibility and convenience without compromising taste.

How To Make Sausage Hash Brown Breakfast Casserole

Ingredients:

2 lb plant-based breakfast sausage (spicy or mild)
1 (30–32 oz) bag frozen shredded hash browns
1 tsp salt
1/2 tsp pepper
1/4 tsp garlic powder
1/4 tsp onion powder
2 cups vegan shredded cheddar-style cheese
1 1/2 cups vegan liquid egg substitute (or chickpea flour egg mixture)
2 cups unsweetened plant-based milk (soy, oat, or almond)

Directions:

Preheat oven to 350ºF (175ºC). Lightly spray a 9×13-inch pan with non-stick cooking spray.
In a large skillet, cook the plant-based sausage over medium heat until browned. Set aside.
Add hash browns to the skillet and cook until lightly golden, adding a small amount of oil if needed.
Spread the hash browns evenly in the bottom of the prepared baking dish. Top with sausage and vegan cheese.
In a bowl, whisk together the vegan egg substitute, salt, pepper, garlic powder, onion powder, and plant-based milk. Pour evenly over the casserole.
Cover and refrigerate at this point if baking later.
Bake uncovered for 35–40 minutes, or until set and lightly golden on top.

Prep Time And Nutrition Facts

This recipe takes about 15 minutes to prepare and 40 minutes to cook, for a total of 55 minutes. It serves 8 people, with each serving containing approximately 420–450 calories, 20g of plant-based protein, and 26g of fat.

How To Serve Sausage Hash Brown Breakfast Casserole

Slice the casserole into squares and serve warm. It pairs perfectly with fresh fruit, avocado slices, or a drizzle of hot sauce for those who enjoy a bit of heat.

How To Store Sausage Hash Brown Breakfast Casserole

Store leftovers in an airtight container in the refrigerator for up to 3 days. To reheat, place in the oven at 350ºF or microwave individual portions until warmed through.

Tips To Make Sausage Hash Brown Breakfast Casserole

Choose mild or spicy plant-based sausage depending on your flavor preference.
Add vegetables like bell peppers, mushrooms, or spinach for extra nutrition.
For extra creaminess, add a small amount of dairy-free cream or cashew milk to the egg mixture.
Sprinkle extra vegan cheese on top for a golden finish.

Health And Benefits Of This Recipe

This vegan breakfast casserole delivers satisfying plant-based protein, fiber, and essential nutrients without cholesterol. The hash browns provide energizing carbohydrates, while vegan cheese and fortified plant milk contribute calcium for bone health. It’s a hearty, comforting meal that supports a balanced lifestyle.

Variation

Customize this casserole by using different plant-based sausages, adding smoked paprika or nutritional yeast, or swapping cheddar-style cheese for pepper jack or mozzarella-style vegan cheese.

FAQs

Can I make this casserole ahead of time?
Yes! Assemble it the night before and refrigerate until ready to bake.

Can I use fresh hash browns instead of frozen?
Absolutely. Just cook them until tender before adding to the casserole.

Is it possible to make this dish vegetarian?
This version is fully vegan, but you can easily adjust plant-based ingredients to your preference.

Can I freeze leftovers?
Yes, freeze for up to 3 months. Thaw in the refrigerator before reheating.

How can I make this recipe gluten-free?
Most ingredients are naturally gluten-free—just check labels on packaged items.

What can I serve with this casserole?
Fresh fruit, toast, or a light green salad balance the richness perfectly.

Can I add spices to make it spicy?
Definitely! Try cayenne pepper, red pepper flakes, or diced jalapeños.