1 1/2 lbs. ground beef
1 c. pizza sauce
1 sm. chopped onion
1/2 sm. chopped pepper
1/4 tsp. oregano
1 egg
Salt and pepper to taste
4 slices Mozzarella cheese

Combine all ingredients, except for cheese and 1/2 cup of pizza sauce. Form into a loaf; cut in 2, splitting the loaf in half lengthwise. Put 2 slices of Mozzarella cheese in the center. Put top back on. Bake at 375 degrees for 50 minutes. Place rest of pizza sauce and cheese on top and bake 15 minutes.