French Salad Dressing
["1 medium onion", "1/2 c. vinegar", "1 c. salad oil", "1 1/2 c. sugar", "1 1/2 tsp. Worcestershire sauce", "1 1/2 tsp. mustard", "1 tsp. paprika", "1 can tomato soup"]
["Mix all ingredients in the blender."]
["onion", "vinegar", "salad oil", "sugar", "Worcestershire sauce", "mustard", "paprika", "tomato soup"]