Swedish Ammonia Cookies

Ingredients

230 gr butter
230 gr sugar
250 gr flour
3 gr ammonia salt
4 gr vanilla

Instructions

Cream the butter; add sugar and cream thoroughly, using an electric beater if possible. Beat in the sifted flour, ammonia salt, and vanilla. Put in refrigerator for a few hours, then shape into small balls and bake in a slow oven (300 F).