If you're looking for a gluten-free option, this marble cake recipe is perfect for you. It's made with almond flour, coconut flour, baking powder, salt, unsalted butter, granulated sugar, eggs, vanilla extract, milk, and cocoa powder. The cake is moist, fluffy, and has a beautiful swirl pattern. It's a great option for those who are gluten intolerant or following a gluten-free diet.