Cream Cheese Lemon Frosting

1/4 cup [60 g] butter 8 ounces [227 g] softened cream cheese 2 tablespoons [30 mL] lemon juice 1 tablespoon [15 mL] grated lemon rind 1 1/2 teaspoons [7.5 mL] vanilla 5 cups [1.25 L] icing sugar	Beat together butter, softened cream cheese, lemon juice, grated lemon rind and vanilla, until light. Slowly beat in icing sugar, until light and creamy.