1. Prep your pans by greasing two 9-inch round pans, lining with parchment, then greasing again. Preheat oven to 350°F.
2. Whisk dry ingredients including flour, baking soda, cocoa powder, and salt in a large bowl. Set aside while you work on wet ingredients.
3. Beat butter and sugar on medium-high speed for one minute until just combined. Add oil, egg yolks (save whites), vanilla, and vinegar, then beat on high for two minutes.
4. Alternate adding dry ingredients with buttermilk on low speed, mixing just until combined. Stir in red food coloring to your desired shade.
5. Whip egg whites separately on high speed for three minutes until fluffy peaks form. Gently fold into batter using a silicone spatula in a figure-eight motion.
6. Divide batter evenly between prepared pans and smooth tops. Bake for 30-32 minutes until tops spring back when touched.
7. Cool completely in pans on wire racks before attempting to frost. Rushing this step will melt your frosting.
8. Make frosting by beating cream cheese and butter until smooth, about two minutes. Add powdered sugar, vanilla, and salt, then beat on high for three minutes.
9. Level cake layers with a serrated knife by slicing off domed tops. Place first layer on stand, spread frosting, top with second layer.
10. Frost entire cake using an offset spatula and bench scraper for smooth sides. Refrigerate 30 minutes before slicing for clean cuts.
Chocolate ganache variation: Skip the cream cheese frosting and pour dark chocolate ganache over the cooled layers for an elegant, less-sweet finish. The cocoa in the cake pairs beautifully with rich ganache.
Mini layer cakes: Divide batter among four 6-inch pans and bake for 22-25 minutes for adorable individual cakes perfect for small celebrations. Each guest gets their own gorgeous Air Fryer Apple Fritters-style presentation.
Cupcake option: Fill cupcake liners two-thirds full and bake for 20-21 minutes for red velvet cupcakes that are easier to serve at parties. Top with the same cream cheese frosting for consistent flavor.
Room temperature ingredients mix together more smoothly and create better emulsion for tender crumb. Set butter, eggs, and buttermilk out 30-60 minutes before starting.
Don't overmix batter once you add flour or you'll develop too much gluten and end up with tough, chewy cake. Mix just until no white streaks remain.
Cake flour matters because lower protein content produces softer texture than all-purpose flour. Substitute at your own risk—texture won't be the same.
Chill before frosting because trying to frost warm cake layers creates a crumbly mess with frosting sliding everywhere. Patience pays off with clean, professional results.