1/2 lb. bacon, diced
1/4 c. sugar
1 tbsp. cornstarch
1/4 c. chopped onion
1 c. water
1/4 c. vinegar

Cook bacon until crisp. Brown onion in drippings, add sugar and cornstarch; stir into liquid. Add bacon pieces. Heat until boiling and liquid is clear. Pour over dry salad greens.