A cupcake is a small, single-serving cake that is baked in a paper or aluminum cup. It is a sweet treat made with flour, sugar, butter, eggs, and flavorings like vanilla or chocolate. Cupcakes come in various flavors and can be topped with frosting, sprinkles, or other decorations. They are popular for parties, celebrations, or as a quick indulgence. With their adorable size and delicious taste, cupcakes bring joy to both children and adults alike.