1Heat oven to 375ºF.
2Stir cookie mix, butter and egg in medium bowl until dough forms. Shape dough into 1-inch balls; roll in colored sugars. Place balls 2 inches apart on ungreased cookie sheet.
3Bake 11 to 14 minutes or until edges are light golden brown. Cool 1 minute before removing from cookie sheet. Store in airtight container.