Oetker Dark Chocolate Mousse - Light, 1.5 Oz, Case of 12 Boxes. Dr. Oetker Mousse Dark Chocolate Light Instant Dessert Mix. 5 minutes to prepare, then chill. Contains less than half the calories of the regular mix. 60 calories per serving as prepared. Mousse is the light fluffy dessert with added goodness to enjoy any day of the week. A Product of Canada.