1. Preheat oven to 350 degrees F (175 degrees C). ** 2. In a large bowl, cream together the butter and 3/4 cup sugar until smooth. Mix in egg. combine the flour, cream of tartar, baking soda and salt; stir into the creamed mixture until just blended. Press dough into an ungreased pizza pan, or 9x13 pan 3. Bake in preheated oven for 8 to 10 minutes, or until lightly browned. Should bake as a crisy cookie so it won''t get soggy after applying spread. Cool. 4. In a large bowl, beat cream cheese with 1/2 cup sugar and vanilla until light. Add cool whip. Spread on cooled crust. 5. Arrange desired fruit on top of filling, and chill. Drizzle melted white chips over fruit **Can use ready made cookie dough. Use 1 roll.