Key Lime Buttercream Icing
Family Tested & Approved
(16 oz) powdered sugar
beat first 4 ingredients at medium speed with an electric mixer until creamy.
gradually add powdered sugar alternately with key lime juice, 1 tablespoon at a time and 1 tablespoon milk, beating at low speed until blended and smooth after each addition.
beat in up to 1 tablespoon additional milk for desired consistency.