Barbecue Burgers
["2 Tbsp. shortening", "1 lb. ground chuck", "1 c. chopped onion", "1/2 c. celery", "1/2 c. mushroom slices", "1/4 ketchup", "1 c. cut up tomatoes", "1 c. water", "1 tsp. chili powder", "1 Tbsp. flour"]
["Fry ground chuck, onion, celery and mushrooms in shortening. Add ketchup, tomatoes, water and seasoning.", "Cover, simmer 15 minutes.", "Add flour, cook until slightly thick.", "Serve over round buns."]
["shortening", "ground chuck", "onion", "celery", "mushroom slices", "ketchup", "tomatoes", "water", "chili powder", "flour"]