Ingredients:

  Amount  Measure       Ingredient -- Preparation Method
--------  ------------  --------------------------------
   2       cup          GRAHAM CRACKER CRUMBS
     1/2   CUP          MARGARINE, MELTED
                        ORANGE FILLING:
   1       cup          ORANGE JUICE
   1                    ENVELOPE UNFLAVORED GELATIN
  12       ounces       LOW-CALORIE CREAM CHEESE (NEUFCHATEL), SOFTENED
   1       cup          PART-SKIM RICOTTA CHEESE
  12                    PACKETS EQUAL SWEETENER
   1                    PACKET LOW-CALORIE WHIPPED TOPPING MIX
     1/2   cup          SKIM MILK
   2                    MEDIUM ORANGES, PEELED, SEEDED, AND CHOPPED
   1                    ORANGE, PEELED AND SECTIONED

Preparation:

** CRUST: GARNISH, IF DESIRED CRUST: Spray 9-inch springform pan with nonstick vegetable spray. Blend crust ingredients thoroughly and press over bottom and halfway up sides of pan. Bake in preheated 350 degree oven 8 to 10 minutes or until set. Cool. FILLING: Pour orange juice into small saucepan. Sprinkle gelatin over orange juice and let soften 1 minute. Heat, stirring constantly, until gelatin dissolves (about 3 minutes). Blend cream cheese and ricotta cheese in a large bowl until smooth. Prepare whipped topping according to package directions, substituting milk for water. Fold whipped topping into cheese mixture. Stir in chopped oranges. Spoon into prepared crust and spread evenly. Chill 6 hours or overnight. Garnish with orange sections, if desired.