Sift together flour, baking powder, soda, salt. Set aside
Mix together strawberry puree, milk, vanilla. Set aside.
Cream butter until fluffy.
Add sugar to butter until well mixed.
Add egg and egg white on medium speed.
Add half of dry ingredients on low speed.
Add in wet ingredients (milk, strawberry mixture).
Add remaining flour mixture just until mixed. DO NOT OVER MIX.
Bake at 350 for 20 minutes.
Cool, frost with strawberry frosting.
FROSTING RECIPE STARTS HERE
Mix butter and strawberry puree on medium speed.
Add confectioner’s sugar, until smooth. Add Vanilla.