Pizza Burgers

1 cup pizza sauce
1 pound ground beef
1/2 pound Italian sausage
1/4 cup diced green onion
1/4 cup diced green bell pepper
1 cup diced tomato
1 small can sliced olives, drained
4 slices cheese
Grated Parmesan cheese
4 hamburger buns
Butter or margarine
Mix ground beef and sausage together and from into 4 patties. Fry in preheated skillet until done.
Meanwhile, dice vegetables and toss together with olives.
Butter buns and toast under broiler.
Place buns on individual dinner plates open face. Place cooked patties overlapping both halves of buns. Place one slice of cheese on each patty. Pour 1/4 cup of pizza sauce over each. Serve vegetables and Parmesan cheese distributed over top.