This gluten-free marble cake recipe is perfect for those who are gluten intolerant or have celiac disease. The recipe uses a combination of gluten-free flours like almond flour, rice flour, and tapioca flour. The cake is moist and tender with a beautiful swirl of chocolate and vanilla. It's perfect for any occasion and can be served as a dessert or with a cup of coffee or tea. The recipe uses simple ingredients like sugar, eggs, butter, milk, and cocoa powder. The cake is baked in a loaf pan and can be stored in an airtight container for up to 3 days.