Elegant Fruit-Cheese Salad
["2 large heads lettuce, torn", "4 oz. sliced sharp Cheddar cheese, cut into thin strips", "1/2 c. sliced celery", "2/3 c. vegetable oil", "1/3 c. wine vinegar", "1/2 c. sugar", "2 tsp. grated onion", "1 tsp. dry mustard", "1/2 tsp. salt", "1 (11 oz.) can mandarin orange sections", "1 (8 oz.) can jellied cranberry sauce, chilled and cubed", "1 medium avocado, peeled and sliced"]
["Combine lettuce, cheese and celery in large salad bowl. Combine oil, vinegar, sugar, onion, mustard and salt in separate bowl.", "Pour this mixture over lettuce to coat lightly.", "Toss. Add orange sections, cranberry sauce and avocado.", "Toss gently. Pass remaining dressing.", "Yield: 12 servings."]
["heads lettuce", "Cheddar cheese", "celery", "vegetable oil", "wine vinegar", "sugar", "onion", "dry mustard", "salt", "mandarin orange sections", "cranberry sauce", "avocado"]