Sausage Squares
["1 c. biscuit mix", "1/3 c. milk", "2 c. sharp, grated Cheddar cheese", "4 Tbsp. mayonnaise, divided", "1 lb. pork sausage", "1 egg", "1 large onion, chopped"]
["Combine the biscuit mix and 2 tablespoons of mayonnaise. Spread in a 9 x 13-inch baking dish.", "Brown sausage in skillet. Add onion and cook until tender; drain well.", "Spread sausage mixture over first layer.", "Combine egg, grated cheese and 2 tablespoons of mayonnaise.", "Spread over top of sausage mixture. Press lightly.", "Bake, uncovered, at 350\u00b0 for 25 to 30 minutes. Cook about 10 minutes before cutting into squares."]
["biscuit mix", "milk", "Cheddar cheese", "mayonnaise", "pork sausage", "egg", "onion"]