To make your own buttermilk: combine 1 1/2 cups milk with 1 1/2 tablespoon vinegarstir and let sit or a few minutes.
Instructions
Preheat oven to 350 F.
In mixing bowl, combine butter, lemon zest, sugar, eggs and lemon extract and mix until smooth.
In another bowl, add the flour, salt and baking powder together and mix.
Add the buttermilk to the butter and egg mixture followed by the flour mixture and the lemon juice.
Mix everything together until a smooth batter forms.
Place into greased pans or a lined cupcake tin.
Bake cakes as followed: 9 inch rounds: ~22 minutes or until the center is risen and top springs back slightly when pressed on with your finger. 8 inch cakes: ~25 minutes or until center is risen and springs back slightly when pressed on with your finger. 9 x 13 glass pan: ~22-25 minutes or until the center is risen and springs back slightly when pressed on with your finger.
Cupcakes: bake ~ 16 minutes or until the center springs back slightly when pressed on with your finger.
Cool cakes, then frost with your favorite frosting and enjoy.