Sit the balloon onto metal tray and place in freezer for a few minutes to set. Either burst or untie the balloon and peel it back off the chocolate, leaving a chocolate 'cup'.

Place foil cups on baking sheet. Stir bittersweet chocolate in medium metal bowl set over saucepan of simmering water (do not allow bottom of bowl to touch water) until chocolate melts and candy ...

Want to make Diagonal Chocolate Mousse Cups? Learn the ingredients and steps to follow to properly make the the best Diagonal Chocolate Mousse Cups? recipe for your family and friends.