Chicken Sausage Everything Bagel Breakfast Bake: A Savory Start to Any Day

Looking for a breakfast that feels indulgent but is effortless to prepare? This Chicken Sausage Everything Bagel Breakfast Bake is your answer. It’s loaded with flavor, feeds a group, and comes together with minimal prep. Whether it’s a holiday brunch or just a busy Monday morning, this dish delivers the kind of cozy, satisfying meal everyone will look forward to.

Imagine toasted chunks of everything bagels baked in a rich, eggy custard, with bites of juicy chicken sausage, melty cheddar cheese, and soft-cooked veggies scattered throughout. Each forkful is packed with texture and flavor—from the crispy golden top to the creamy center. It’s hearty without being too heavy, and customizable enough to suit just about any preference or dietary need.


Ingredients Breakdown

Here’s what goes into this dish and how each component plays a role in creating that balanced, craveable flavor.

Everything Bagels
These bagels are the base of the dish. They bring a chewy texture and are already seasoned with onion, garlic, sesame, and poppy seeds, which adds plenty of flavor. Day-old bagels work best since they’re drier and absorb more of the egg mixture without turning to mush. If needed, plain or onion bagels can be used as a substitute.

Chicken Sausage
Fully cooked chicken sausage adds lean protein and rich flavor. Brown it slightly before using to bring out its savory notes. Turkey sausage or vegetarian alternatives work well too, depending on your preferences.

Eggs
Eggs are the glue that holds the bake together. They form a soft custard that binds the bread and other ingredients. If you’re looking to cut back on cholesterol, you can replace a few of the yolks with egg whites without losing texture.

Milk & Cream
This combination creates a rich, creamy custard. You can use all milk for a lighter version or swap in plant-based alternatives like oat or almond milk if needed—just make sure they’re unsweetened.

Cheddar Cheese
Cheddar offers a bold, tangy element that complements the sausage and bagels. You can also try gouda, mozzarella, or a spicy pepper jack if you want to change things up.

Bell Pepper & Onion
These sautéed vegetables add color and a sweet-savory balance to the dish. Red bell pepper and yellow onion are a classic combo, but feel free to sub in green pepper, leeks, or scallions.

Seasoning
Salt and pepper are all you really need since the sausage and bagels are already well seasoned. If you want extra flavor, add a pinch of dried herbs like parsley or thyme.


How to Make It

1. Prepare the oven and baking dish.
Preheat your oven to 375°F (190°C). Lightly grease a 9×13-inch baking dish with butter or non-stick spray.

2. Cook the sausage.
Slice the chicken sausage and sauté it over medium heat until browned, about 5–6 minutes. Set aside to cool slightly.

3. Toast the bagel cubes.
Cut the bagels into bite-sized pieces. If they’re very fresh, toast them in the oven for a few minutes to help them dry out. This will keep the casserole from getting too soft.

4. Sauté the vegetables.
In the same skillet, cook the chopped onion and bell pepper until just tender—about 4–5 minutes. Remove from heat.

5. Whisk the custard.
In a large mixing bowl, whisk together the eggs, milk, and cream. Add salt, pepper, and half of the shredded cheese.

6. Assemble the layers.
Place the bagel cubes in the prepared dish, followed by the cooked sausage and sautéed vegetables. Pour the egg mixture evenly over everything, pressing the bagel pieces down to help them soak it in.

7. Add the final layer.
Sprinkle the rest of the cheese over the top.

8. Let it rest.
Let the casserole sit for 20–30 minutes so the bagels can fully absorb the egg mixture. You can also refrigerate it overnight and bake it the next day.

9. Bake the dish.
Place the casserole in the oven and bake uncovered for 40–45 minutes. The center should be set, and the top should be golden brown.

10. Cool and serve.
Let the bake cool for about 10 minutes before slicing. This helps it firm up and makes serving easier.


Customization & Tips

Make it ahead:
This recipe is perfect for preparing the night before. Just assemble, cover, and refrigerate. Bake it straight from the fridge in the morning, adding a few extra minutes to the cook time.

Gluten-free?
Use gluten-free bagels. Choose ones that are dense and sturdy so they don’t fall apart after soaking.

Dairy-free?
Swap in plant-based milk and cheese. Oat milk and almond milk work best, and there are several good vegan cheese options that melt well.

Add more vegetables:
This dish is a great way to use up what’s in your fridge. Mushrooms, spinach, kale, and even zucchini can all be added—just make sure to cook off any excess moisture.

Want it spicy?
Use a spicy chicken sausage or add crushed red pepper flakes to the egg mixture. You can also mix in diced jalapeños for an extra kick.

Cheese options:
For a flavor twist, try a mix of cheddar and Swiss, or swap cheddar for a smoky gouda. A bit of feta can add tang, too.


Serving Suggestions

This breakfast bake is versatile and pairs well with almost anything. Serve it with a fresh fruit salad or a simple green salad to round out the meal. It’s perfect for weekend brunch, holiday mornings, or even as a breakfast-for-dinner dish.

Coffee, tea, or fresh orange juice are classic pairings, and it also holds its own as part of a larger spread with muffins, pastries, or yogurt bowls.

Leftovers keep well and can be reheated in the microwave or oven for quick meals throughout the week.


Nutrition Notes

This breakfast casserole provides a solid mix of protein, fats, and carbohydrates. The eggs and sausage supply high-quality protein, while the vegetables add vitamins and fiber.

If you’re looking to make it a bit lighter, consider using reduced-fat cheese, more vegetables, and whole milk instead of cream. You can also swap in leaner meats or plant-based proteins.

While the bagels contribute most of the carbs, their density and texture help keep you full and satisfied—especially when balanced with protein and fat.


Frequently Asked Questions

Can I prepare it in advance?
Yes, you can fully assemble the dish and store it covered in the fridge overnight. Just bake it in the morning, adding an extra 5–10 minutes to account for the chill.

What sausage should I use?
Any fully cooked chicken sausage will work. Apple, garlic herb, or spicy varieties all add their own twist. You can also use turkey sausage or plant-based sausage.

Can I freeze it?
Yes! Let the cooked casserole cool completely, then slice into individual servings and freeze. Reheat in the microwave or oven when ready to eat.

What if I don’t have bagels?
Sturdy, crusty bread like French bread or ciabatta is a good substitute. Avoid soft white sandwich bread, which can turn soggy.

How long will leftovers last?
Stored in the fridge in an airtight container, leftovers stay fresh for 3–4 days. Reheat as needed.

Can I skip the meat?
Sure. Just add more vegetables or use a meatless sausage alternative. A pinch of smoked paprika can add some extra depth of flavor.

What’s the best way to reheat it?
Reheat slices in a 350°F oven for 10–15 minutes to restore the crispy top. For a quicker option, microwave individual portions for 1–2 minutes.

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A savory breakfast bake made with everything bagels, chicken sausage, eggs, cheese, and veggies. Perfect for brunch or weekly meal prep.

  • Author: Maya Lawson
  • Prep Time: 10 minutes
  • Cook Time: 20 minutes
  • Total Time: 30 minutes
  • Yield: 4 servings 1x

Ingredients

Scale

4 everything bagels, cubed
12 oz cooked chicken sausage, sliced
8 large eggs
1 cup whole milk
1/4 cup heavy cream
1 1/2 cups shredded cheddar cheese
1/2 cup diced red bell pepper
1/2 cup chopped onion
1 tbsp butter or non-stick spray
Salt and black pepper to taste

Instructions

  • Preheat oven to 375°F. Grease a 9×13-inch baking dish.

  • Brown sausage slices in a skillet, about 5–6 minutes.

  • Cube and toast bagels if fresh.

  • Sauté peppers and onions until soft.

  • In a bowl, whisk eggs, milk, cream, salt, and pepper. Mix in half the cheese.

  • Layer bagels, sausage, and veggies in the baking dish.

  • Pour egg mixture over everything. Press down gently.

  • Sprinkle the remaining cheese on top.

  • Let rest for 20–30 minutes or refrigerate overnight.

  • Bake uncovered for 40–45 minutes, until golden and set.

  • Cool for 10 minutes before slicing.

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