Preheat oven to 350 degrees.
Prepare the Bundt pan by thoroughly greasing and flouring the pan.
In a medium mixing bowl, whisk together the milk and vanilla and set aside
Using a standing mixer, beat together the butter and sugar until light and fluffy
In a large mixing bowl, whisk together the flour and baking powder
Alternating between the milk and dry ingredients, gradually pour into the butter mixture and mix on low to medium speed until combined. .
Using another large mixing bowl and a hand mixer, beat the eggs until stiff peaks form.
Fold the egg whites into the cake batter
Mix in the 2 C of sprinkles
Pour the cake batter into the bundt pan
Bake in the oven for 45-60 minutes or until a toothpick comes out clean in the center
Allow to cool for 15 minutes before turning out onto a wire rack