4 tbsp. butter
4 tbsp. flour
1/2 c. milk
1 1/2 tsp. salt
1 tbsp. sugar
1 #2 can tomatoes
2 c. cooked rice
3/4 c. liquid from beans
1 lb. or #2 can string beans
3/4-1 lb. ground beef

Melt butter. Add flour and stir until smooth. Gradually add milk and liquid from beans.