Quick and easy blackberry buttercream frosting recipe made with fresh blackberries. Great for piping and filling cakes and cupcakes. Perfect Summer dessert.
In a mixing bowl, cream together butter and shortening until smooth.
Add blackberry puree and mix.
Add powdered sugar and mix again.
Add vanilla extract and lemon zest and mix until light and fluffy.
Pipe on cupcakes/cakes and enjoy!