This classic Vanilla Buttercream Frosting is easy to make, delicious and perfect for frosting cakes, cupcakes and cookies! This is the same recipe that professional bakeries use!
Place butter and shortening into a large mixing bowl or bowl of a stand mixer. Whip until blending thoroughly.
Add vanilla, 1 tablespoon heavy cream or milk and powdered sugar, mix. Slowly add additional heavy cream or milk until the frosting is a spreadable or pipe-able consistency.