The secret to a tender holiday cake lies in the sour cream
When the first stores of the season stock eggnog, many turn to a specific, spiced dessert. This eggnog cake relies on a precise balance of warm spices and a rich, buttery streusel to create a nostalgic, seasonal centerpiece that is much more than just a simple sponge.
The hallmark of this seasonal recipe is its incredibly tender texture, a result achieved through the inclusion of sour cream in the batter. This moisture-rich ingredient works alongside a spiced profile of cinnamon and freshly grated nutmeg to create a heavy, flavorful crumb. For those seeking a specific flavor profile, the addition of a splash of dark rum—such as Newfoundland Screech—adds depth, though the recipe remains adaptable for those who prefer to substitute milk or rum extract.
The architecture of the cake relies on a contrast between the smooth batter and a 'messy-but-perfect' streusel topping. This topping is crafted from a mixture of brown sugar and melted butter, combined with cinnamon and nutmeg. During the baking process, the streusel partially melts into the batter, creating a decadent, crumbly layer that defines the dessert's character.
Executing the bake requires precision in both temperature and technique. The process begins by preheating the oven to 180ºC (350°F). The batter is constructed by creaming butter and sugar until light and fluffy, then incorporating eggs one at a time. A key technical step involves alternating the addition of dry ingredients—including all-purpose flour and baking powder—with the liquid components, which consist of the eggnog, sour cream, vanilla, and rum. Once the batter is scraped into a greased 9x9" pan and topped with the crumb mixture, it requires 40 to 45 minutes of baking until a tester emerges clean.
Source: I Make This Eggnog Cake Every November… Here’s Why!