Preheat your oven to 350 degrees.
Line your muffin tin with cupcake paper liners.
Sift your flour, cocoa, baking soda, in a small mixing bowl, set to the side
In a separate bowl using a stand mixer, cream the butter, shortening and sugar until it is creamy on medium high for 2 min.
Add the egg white , vanilla, red velvet extract, and red gel food coloring to the mixing bowl
Mix until well combined
Now add the flour and milk mix until completely combined.
Add batter into the lined cupcake tins until 2/3's filled.
Bake your cupcakes at 350 degrees for 20-22 minutes
Cool for 10 minutes in the tins
Remove from cupcake to a wire rack and cool for 30 minutes