What if you could create a stunning dessert that looks like it came from a patisserie, yet requires no oven and only a handful of simple ingredients? This chocolate and vanilla swirl dessert is exactly that. It layers a silky chocolate-hazelnut base with a cloud-like vanilla mascarpone cream, then finishes with delicate feathered swirls of melted chocolate. The result is a show-stopping no-bake treat that tastes as good as it looks. Whether you need an elegant dinner party finale or a make-ahead weekend indulgence, this recipe delivers.
A practical tip is to melt both chocolates just before you need them. If the melted chocolate thickens too quickly, remelt it gently over warm water. For a smoother swirl, keep the base level before you add the drizzle.