To a mixing bowl, add the softened butter, sugar, cinnamon, apple sauce, and nutmeg.
Using a hand or stand mixer, whip on the high setting (using a whip attachment) until creamy.
Serve soft right after making, or chilled right out of the refrigerator.
Serve on biscuits, muffins, corn bread, English muffins, or toast.
Store in the refrigerator.