So Easy Barbecue - cooking recipe

Ingredients

1 lb. hamburger
1/4 c. chopped onion
3/4 c. ketchup
1/4 c. water
1 tsp. flour

Preparation

Fry hamburgers and onions until done.
Mix ketchup, water, and flour.
Add to hamburger and onions.
Heat thoroughly.
Serve on buns.
Serves 4-6 depending on bun size.