01 - Beat softened butter with an electric mixer on medium speed until smooth and creamy, about 2 minutes.
02 - Gradually add powdered sugar, mixing on low speed until fully combined and fluffy.
03 - Mix in ground ginger, cinnamon, nutmeg, cloves, and a pinch of salt until evenly distributed.
04 - Add molasses and vanilla extract, beating until the frosting is uniform in color and spice.
05 - Add milk or cream one tablespoon at a time, mixing until the desired spreading consistency is achieved.
06 - Apply immediately on cooled cupcakes, cakes, or cookies.