Cook sausage and onion until ... teaspoons into each shell. Place in baking dish. Pour Mornay sauce over shells and bake at 350 degrees ... Makes 3 1/2 cups.
Recipe can be made ahead ... ready for baking. Shells can be reheated after baking. Cook pasta shells according to package directions. ... pan and arrange stuffed shells. Drizzle shells with remaining ... served as an appetizer.
Recipe can be made ahead ... ready for baking. Shells can be reheated after baking. 1. Cook pasta shells according to package directions. ... pan and arrange stuffed shells. Drizzle shells with remaining ... parsley, if desired. Serve.