-Preheat oven to 350 degrees....Line cupcakes tins with paper liners.

-Whisk flour, baking powder,salt, and baking soda in a medium bowl.

-In another bowl....beat butter on medium-high for 30 seconds.

-Add sugar and peach extract to the butter....beat until combined.

-Add egg whites and eggs, one at a time, beating well after each one is added.

-Alternate the flour and buttermilk mixture, beating on low speed until everything is mixed together.

-Scoop the batter into the lined cupcake tins until they are 2/3 rds filled.

-Bake at 350 for 20-25 minutes....or until a toothpick inserted in the center comes out clean.

-Remove from oven and allow to cool for 10 minutes.

-Remove from cupcake tray and place on wire racks allowing to cool completely.