HEAT oven to 350°F.
MIX baking mix and dry pudding mix in large bowl. Stir in oil and egg until well blended; stir in chopped chocolate.
ROLL into 1/2-inch balls; place on ungreased baking sheets. Flatten cookies slightly with bottom of drinking glass.
BAKE 9 to 10 min. or until lightly browned. Cool completely on wire racks.