Here’s how to:
1. Preheat oven to 170°C.
2. Sift together flour, Mauri corn flour, Mauri reddish cocoa powder, Mauri baking soda, salt and set aside.
3. Beat together butter and sugar on medium speed until light and fluffy.
4. Add vegetable oil and continue to beat.
5. Add eggs one by one, mixing well between each addition.
6. Add Mauri vanilla powder and vinegar and beat till combined.
7. Add red food colouring till desired colour is reached.
8. Add half of the dry ingredients prepared in step 2. at slow speed to the above mixture.
9. Add buttermilk, followed by the remaining dry ingredients and mix. Avoid over mixing of the red velvet cake batter.