BreakfastCasserole - What's cooking with Paula Deen?

Michael and Paula sit down on What's cooking with Paula Deen? and they talk about some of their favorite things which isn't surprisingly food! One of their favorite meals together is breakfast casserole.(http://www.pauladeen.com/breakfast-casserole) Ingredients 4 slices white bread butter, for greasing 1/2 lb medium sausage 1/2 lb mild sausage 2 cups half-and-half 1 teaspoon dry mustard 1/2 teaspoon salt 1 pinch pepper 1 dash hot sauce 6 eggs, beaten 8 oz mushrooms, sliced, optional 1 1/2 cups red potatoes, cooked unpeeled and thinly sliced 1 cup cheddar cheese, grated 1 cup Monterey Jack cheese, grated