Melt 2 Tbsp. butter; mix with cookie crumbs. Press onto bottoms of 24 miniature paper-lined muffin cups. Add 1/4 tsp. jam to each. Refrigerate until ready to use.
Microwave white chocolate, 1/4 cup cream and 1 Tbsp. of the remaining butter in microwaveable bowl on HIGH 1 min.; stir until chocolate is melted and mixture is well blended. Spoon over jam. Freeze 10 min.
Meanwhile, melt semi-sweet chocolate with remaining cream and butter as directed for white chocolate. Spoon over white chocolate layers; top with sprinkles. Refrigerate 1 to 2 hours or until firm.