Key Lime Pie - 4 Points Recipe Source: Unknown 2 (6 oz.) cartons Yoplait Key Lime Yogurt 1 small pkg sugar-free Lime Jello 1 (8 oz.) carton Cool whip Lite 1 graham cracker pie crust, 9 inch, red-fat Combine yogurt, dry jello, and cool whip. Mix and pour into crust. Refrigerate 4 hours. Makes 8 servings