MIX cookie crumbs and butter in foil-lined 9-inch square pan; press onto bottom of pan. BEAT cream cheese spread in large bowl with mixer until creamy. Gradually beat in milk. Blend in chocolate. Whisk in COOL WHIP. Spoon over crust; cover. FREEZE 6 hours. Remove from freezer 15 min. before serving. Let stand at room temperature to soften slightly before cutting to serve. Nutritional InformationCalories: 290Total fat: 20 gSaturated fat: 12 gCholesterol: 50 mgSodium: 200 mgCarbohydrate: 26 gDietary fiber: 1 gSugars: 22 gProtein: 4 gVitamin A: 8% DVVitamin C: 0% DVCalcium: 10% DVIron: 4% DV