In a large bowl, cream together the butter and 1 cup sugar until light and fluffy.
Beat in the eggs one at a time, then stir in the vanilla.
Combine the flour, baking powder, cinnamon, salt, and nutmeg; stir into the creamed mixture.
Roll the dough into walnut sized balls and roll the balls in remaining sugar. Place the cookies 2 inches apart on an ungreased cookie sheet.
Bake for 10 to 12 minutes in the preheated oven. Allow cookies to cool on baking sheet for 5 minutes before transferring to a wire rack to cool completely.
Interesting Facts
Belgian Christmas cookies are a traditional treat that has been made for generations.
The dough can also be pressed into shapes with cookie cutters.
These cookies can be stored in an airtight container for up to two weeks.