This rum cake from box cake mix is the perfect blend of convenience and indulgence. Starting with a reliable cake mix, this recipe transforms a simple batter into a rich, moist dessert soaked with a buttery rum glaze. The result is a cake that feels homemade, elegant, and comforting all at once. Each bite is tender, fragrant, and deeply satisfying, making it ideal for holidays, dinner parties, or anytime you want a dessert that feels special without being complicated. It’s the kind of recipe that earns compliments, second slices, and requests for the recipe, even though it began with a humble box.