Preheat oven to 180 c.
Grease and dust the baking pan.
Take a large bowl whisk the sugar powder and unsalted butter
Add butter milk and egg and mix well.
Mix until creamy and fluffy.
Shive baking powder,cocoa powder,corn flour and all purpose flour together
Mix the dry ingredients into wet ingredients and mix well
Add red color and mix well
Pour the batter into the dish.
Bake for 25 - 30 mins. in preheated oven.
Now the tasty red velvet cake is ready.
Check by inserting the knife if it comes out clear it done.
