Keep it in the refrigerator overnight, and put it in the oven first thing the next morning.

Before you know it, the house will be wafting with aromatic sausage, eggs, and cheese.

Its joyful, flavorful, and an instant classic.

Southern Living Sausage Breakfast Casserole sliced and ready to serve

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Learn how to make sausage breakfast casserole.

Plus, get serving ideas and make-ahead tips.

How Long Does It Take To Cook Sausage Breakfast Casserole?

Southern Living Sausage Breakfast Casserole ingredients

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Breakfast casserole typically bakes for at least 40 minutes and up to 50 minutes.

This recipe calls for 45 minutes of baking time and at least 10 minutes resting.

Sweetness and acidity of fruit cuts through the rich flavors and is always a welcome accompaniment at breakfast time.

Southern Living Sausage Breakfast Casserole draining the sausage after cooking

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How To Freeze Sausage Breakfast Casserole

Proceed with Steps 2 through 6 as directed.

each)red bell peppers, chopped (about 2 cups)

1medium(10 oz.

Transfer with a slotted spoon to a large paper towel-lined baking sheet.

Southern Living Sausage Breakfast Casserole cooking the peppers and onions

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Do not wipe skillet clean.

Cook peppers and onions:

Reduce heat to medium.

Add bell peppers and onion to skillet; cook, stirring often, until tender, about 10 minutes.

Southern Living Sausage Breakfast Casserole stirring together the eggs, vegetables, and sausage

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Remove from heat and transfer to plate with sausage.

Stir in cooked sausage and bell peppers.

Add bread and cheese:

Fold in bread and 1 1/2 cups of the cheese.

Southern Living Sausage Breakfast Casserole stirring in the cheese and bread

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Sprinkle with remaining 1/2 cup cheese.

Cover and chill in refrigerator for at least 8 hours and up to 24 hours.

Bake:

Preheat oven to 350F.

Southern Living Sausage Breakfast Casserole assembled and ready to chill before baking

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Remove casserole from refrigerator and uncover.

Bake in preheated oven until top is golden brown and the eggs are set, about 45 minutes.

Let stand 15 minutes before serving.

Southern Living Sausage Breakfast Casserole after baking ready to serve

Credit:Robby Lozano; Food Stylist: Margaret Dickey; Prop Stylist: Josh Hoggle