1 can tomato soup
1/2 c. salad oil
1/4 c. vinegar
2 tbsp. sugar
1 tbsp. finely chopped onion
2 tsp. dry mustard
1 tsp. salt
1/4 tsp. pepper

In a small bowl or covered jar, combine all ingredients. Stir with fork or cover and shake well until mixed. Refrigerate until serving time, at least 30 minutes. Stir or shake just before serving. Serve on tossed greens. Yields 2 cups.