1 pkg. (1 lb. 2 oz.) OREO Cookies, finely crushed, divided 
1 pkg.  (8 oz.) PHILADELPHIA Cream Cheese, softened 
2 pkg. (8 squares each) BAKER'S Semi-Sweet Chocolate, melted
MIX 3 cups of the cookie crumbs and the cream cheese until well blended. Shape into 42 (1-inch) balls. 
DIP balls in melted chocolate; place on waxed paper-covered baking sheetSprinkle with remaining cookie crumbs while chocolate is still soft.
REFRIGERATE 1 hour or until firm. Store any leftover truffles in tightly covered container in refrigerator.