Marion'S Mandarin Green Salad
["1 bowl mixed lettuce", "1 can Mandarin oranges, drained", "1/2 c. chopped pecans (if desired)", "onion rings (red)", "1/3 c. wine vinegar", "1/2 c. sugar", "1 c. salad oil", "1 tsp. salt", "1/4 c. chopped onion", "1 tsp. dry mustard", "2 Tbsp. water"]
["Place lettuce in salad bowl and top with Mandarin oranges, pecans and onion rings.", "Combine the next seven ingredients and pour over salad just before serving."]
["mixed lettuce", "oranges", "pecans", "onion", "wine vinegar", "sugar", "salad oil", "salt", "onion", "dry mustard", "water"]