Combine all of the dry ingredients together in a bowl and set aside.
In a mixer, beat butter and sugar until light and fluffy.
Add each egg white one at a time and continue beating.
Add in the whole egg.
Combine the milk, oil, and extracts together in a bowl with a spout.
With the mixer on low, alternate the dry ingredients with the wet ingredients, beating until combined each time.
Fold in the sprinkles.
Fill a cupcake tray 3/4 of the way full.
Bake for 20 minutes at 350 degrees. This will vary depending on your cake pan, true oven temperature, and location.