Bake this irresistible Grand Marnier Mousse Cake at home. Made with chocolate sponge cake, Grand Marnier Syrup, water and sugar. Easy step-by-step instr…
This Grand Marnier Mousse Cake relies on simple, everyday ingredients such as grand marnier syrup, water, sugar and grand marnier. It comes together quickly and makes 4 servings, at about 1197 kcal each. The step-by-step instructions below are written to be easy to follow, even on a busy day.
Whether you're rounding off a family dinner, bringing a treat to a gathering, or simply satisfying a sweet craving, this Grand Marnier Mousse Cake delivers. Serve it warm or at room temperature, and add a scoop of ice cream or a spoonful of whipped cream for an extra-special finish.
Updated Jun 30, 2026