Mexican Chocolate Cake 1 Reviews By Anonymous recipe Comments | 1 Favorites | 156 Print This is a moist chocolate cake with a hint of cinnamon. This recipe will make a large one layer cake or a two layer quarter sheet cake. Mexican Chocolate Cake Ingredients 2 cups all-purpose flour1/4 cup unsweetened cocoa powder2 cups white sugar1 teaspoon baking soda1 teaspoon ground cinnamon1/2 cup margarine, softened1/2 cup vegetable oil1 cup water1/2 cup sour milk2 eggs1 teaspoon vanilla extract Instructions 1 Preheat oven to 350 degrees F (175 degrees C). Grease and flour a 12×18 inch pan. 2 In a large bowl, stir together the flour, cocoa, sugar, baking soda and cinnamon. Add the margarine, oil, water, sour milk, eggs and vanilla, mix until smooth. Spread evenly into the prepared pan. 3 Bake in the preheated oven for 25 to 30 minutes, or until a toothpick inserted into the cake comes out clean. Allow to cool.