Tomato French Dressing
["1 (10 3/4 oz.) can tomato soup", "1/2 c. salad oil", "1/4 c. vinegar", "1/2 tsp. dry mustard"]
["Mix in electric blender.", "Makes about 1 1/2 cups."]
["tomato soup", "salad oil", "vinegar", "dry mustard"]