1 lb. pork, cubed
1 lb. beef, cubed
1 can tomato soup
1 diced onion
1/2 c. sugar
1/3 c. Worcestershire sauce
1/4 c. vinegar
1 c. water

Mix all ingredients. Bake at 375 degrees, covered for 3 hours. Mash thoroughly when done. Serve on buns.