Red Oreo Cupcake

To serve 6 people, you will need:
- 1 box of Oreo
- 1 1/2 cups Cream Cheese
- 2 cups flour
- A pinch of baking soda
- 1/2 cup Cocoa powder
- 1 tsp salt
- 1 1/2 cups sugar
- 3/4 cup melted butter
- 3/4 cup buttermilk
- 2 egg yolks
- 1 tube of red food colouring