1 1/2 lbs. ground beef
3/4 c. Quaker Oats, uncooked
1 (8 oz.) can tomato sauce
1/2 c. chopped onion
1/3 c. chopped bell pepper
1 (2 1/2 oz.) jar mushrooms, drained
1/2 tsp. salt
1/4 tsp. pepper
1/2 c. (2 oz.) shredded Cheddar cheese

Heat oven to 375 degrees. Combine all ingredients, except cheese. Mix well. Shape to form 6 loaves. Place into shallow baking pan. Bake 30 to 35 minutes or until meat is done. Top loaves with cheese during the last 5 minutes of baking.