Mocha Cheesecake
["about 25 Oreo cookies", "1/4 c. margarine, softened", "6 oz. semi-sweet chocolate", "3 (8 oz.) pkg. cream cheese", "1/2 c. sugar", "2 large eggs", "1 c. whipping cream", "2/3 tsp. instant coffee", "1 tsp. vanilla", "whipped cream or Cool Whip"]
["Crush cookies. Mix with margarine and press into bottom of an 8 or 9-inch spring-form pan. Refrigerate."]
["cookies", "margarine", "semi-sweet chocolate", "cream cheese", "sugar", "eggs", "whipping cream", "instant coffee", "vanilla", "whipped cream"]