What is "sponge cake"?

Sponge cake is a type of light and fluffy cake that is popular all around the world. It is made from a mixture of flour, sugar, eggs, and sometimes butter or oil, which is then beaten together until it becomes light and airy. Sponge cake gets its name from its soft and spongy texture, which is a result of the air that is beaten into the batter. The cake is often flavored with ingredients such as vanilla extract, lemon zest, or cocoa powder, which adds a delicate and nuanced flavor to the cake. Sponge cake is often served plain or with a light dusting of powdered sugar, and can also be filled with whipped cream, fruits, or custard. It is a versatile cake that can be enjoyed as a dessert or a snack, and is a favorite among both children and adults. Sponge cake is a classic and beloved cake that is perfect for any occasion, from birthdays to afternoon tea.