Preheat your oven to 350° F and spray two 9 inch round cake pans with baking spray or line with parchment paper.
In the bowl of a stand mixer fitted with the paddle attachment or in a large bowl- combine eggs, yolk, oil, and sugars and mix well until combined.
Add flour in slowly and mix on low speed.Add baking powder and salt.
Slowly add in milk, and vanilla and continue mixing until a smooth batter forms, about 30 seconds- 1 min.
Evenly pour the batter into the pans and bake for 30- 35 mins. The cake is done when a toothpick is inserted and come sout clean and when the edges are pulling away from the sides and are golden brown.
Notes
This recipe can be easily doubled or tripled, just make sure to adjust the time as you may need more if you plan on making larger quantities.
Double this recipe of you want to bake it into 3 9” pans.
You can add 1 cup of classic sprinkles to turn this into funfetti cake.