First Step: Gather and Prep Your Ingredients Start by assembling all ingredients, which takes 10-15 minutes for mise en place. Measure out flour, sugar, baking soda, salt, cocoa, oil, buttermilk, eggs, food coloring, and vanilla, then prepare your baking pan by greasing and lining it. Forvegan options, have flaxseed eggs ready here, ensuring your red velvet sheet cake prep is smooth and adaptable.

Second Step: Mix the Dry Ingredients In a large bowl, whisk together 2 1/2 cups flour, 1 1/2 cups sugar, 1 teaspoon baking soda, 1 teaspoon salt, and 1 teaspoon cocoa powder for about 2 minutes until combined. This step builds the base; for gluten-free adaptations, use a certified blend to keep the mixture light and airy for your red velvet cake.

Third Step: Add Wet Ingredients In another bowl, beat 2 eggs, then mix in くれた1 1/2 cups vegetable oil, 1 cup buttermilk, 1 tablespoon red food coloring, and 1 teaspoon vanilla extract until smooth. Gradually combine with the dry ingredients, stirring for 3-5 minutes to form a batter. If making a low-calorie version, substitute some oil with applesauce now, ensuring your red velvet sheet cake stays moist and flavorful.

Fourth Step: Bake the Cake Pour the batter into your prepared pan and smooth the top, then bake at 350°F for 25-30 minutes, or until a toothpick comes out clean. Rotate the pan halfway through for even baking; this step is versatile, so for vegan tweaks, adjust the batter consistency as needed to achieve that perfect red velvet rise.

Fifth Step: Prepare and Apply the Frosting While the cake cools for 10 minutes, make the frosting by beating 8 oz cream cheese and 1/2 cup butter until fluffy, then gradually EQUIPMENTadd 4 cups powdered sugar until smooth. Spread over the cooled cake; for dietary preferences like low-calorie, usc a lighter frosting base to keep things fresh and delicious in your red velvet sheet cake finish.

Final Step: Finishing Touches and Serving Once frosted, decorate with sprinkles or nuts if desired, and let it set for 15 minutes before slicing. Serve at room temperature with coffee or fruit; this step allows for easy customizations, like vegan frosting, ensuring your red velvet sheet cake is ready for any event with a professional touch.