Before preparing the cake batter, preheat the oven at 350 degree fahrenheite.
Take a deep pot, add one whole egg and egg white from second egg. Add water and oil to the eggs.
Take electric beater and beat all three ingredients on medium speed for 3-4 minutes, until it is fluppy and doubled in size.
Take a red velvet cake mix.
Add the red velvet cake mix in the egg mixure and mix it with plastic spatula.
Then mix with electric beater on medium speed for 2 minutes.
Mean while grease the cake mold with butter and set aside.
Pour red velvet cake batter in the cake mold.
Put the cake batter filled mold in the middle rack of the oven and bake for 30 minutes.
The cake is ready to come out of the oven.
Place the cake on cooling rack.