flour rectangular pan, 13 X 9 X 2 inches. Beat all ingredients except cookies in medium bowl on low speed 30 seconds, scraping bowl constantly. Beat on high speed 2 minutes, scraping bowl occasionally. Coarsely chop cookies. Stir into batter. Pour into pan. Bake 40 to 45 minutes or until cake springs back when touched lightly in center. Cool 10 minutes; remove from pan and cool completely on wire rack. Frost with Sweetened Whipped Cream and garnish with additional cookies if desired. 16 Servings; 350 Calories Per Serving. Food Processor Directions: Place all ingredients except cookies in food processor. Cover and process 30 seconds or until smooth. Add whole cookies. Process using quick on-and-off motions until cookies are coarsely chopped.