3 pan snack cake Recipes

very soft unsalted butter, more for the pan, granulated sugar, eggs, at room temperature, pure vanilla extract, table salt, unbleached all-purpose flour, more for the pan, natural unsweetened cocoa powder (not dutch-processed), baking soda, baking powder, good-quality brewed coffee, cooled to warm

flour, sugar, salt, baking soda, baking cocoa, vegetable oil, white vinegar, vanilla, cold water