This French orange chocolate mousse is a decadent and easy dessert that’s sure to impress. The mousse is light and airy in texture, with rich chocolate flavor and zesty orange notes. This chocolate orange mousse recipe is ridiculously delicious and moreish. Orange and chocolate are one of the best flavor combinations out there. It’s a French chocolate mousse, so it’s made with raw egg yolks and whisked egg whites. This is vital to bringing light and mousse-y texture.