Sausage Squares - cooking recipe

Ingredients

1 lb bulk sausage (hot or regular)
1/2 cup onion, chopped
1/4 cup parmesan cheese, grated
1/2 cup swiss cheese, grated
1 egg, beaten
1/4 teaspoon hot pepper sauce (to taste)
1 1/2 teaspoons salt
2 tablespoons parsley, chopped
2 cups buttermilk baking mix
2/3 cup milk
1/4 cup mayonnaise
1 egg yolk, beaten

Preparation

Cook sausage and onion.
over low heat until sausage is browned; drain off excess grease.
Add cheeses, whole egg,hot sauce, salt, and parsley.
Make a dough by mixing the baking mix with milk and mayonnaise-it will be a sticky dough.
Spread half of dough over bottom of a well-greases 8 inch square pan.
Cover with sausage mixture.
Spread remaining dough over sausage mixture; brush with beaten egg yolk.
Bake for 25-30 minutes in a preheated 400 degree oven.
Cut into squares and serve hot.