Brown ground beef and sausage until done. Drain if it has an excess of grease.

While the meat is cooking, boil the shells in salted water with a little olive oil. Cook until al dents, drain and rinse in cold water and set aside.

To assemble in a 9×13 pan. Spray pan lightly with cooking spray.

Spread a thin layer of sauce in the bottom of the pan.

Fill each shell with meat full but not bulging.

Place the filled shells in the pan.

Top filled shells with remaining sauce. (Use a little more if you like.)

Sprinkle mozzarella on top of sauce.

Bake at 350° for 30 to 45 minutes or until bubbly and cheese is melted.