Sunday Brunch Bake

12 eggs

⅓ cup BREAKSTONE S or KNUDSEN Sour Cream

1 (16 ounce) package breakfast pork sausage

1 cup sliced fresh mushrooms

1 onion, chopped

2 tomatoes, chopped

1 (8 ounce) package KRAFT Finely Shredded Triple Cheddar Cheese

Heat oven to 400 degrees F.

Beat eggs and sour cream with whisk until well blended. Pour into 13x9-inch baking dish sprayed with cooking spray. Bake 10 min. or until egg mixture is softly set. Meanwhile, cook sausage, mushrooms and onions in large skillet on medium heat 6 to 8 min. or until sausage is done, stirring occasionally. Drain.

Reduce oven temperature to 325 degrees F. Spoon tomatoes over egg layer; cover with sausage mixture and cheese.

Bake 30 min. or until center is set.