Make Ahead Cookie Mix

Directions

1. 1
   In very large bowl, combine butter, salt and baking powder. Using electric mixer, blend well.
2. 2
   Lightly spoon flour into measuring cup and level off (do not blend, scoop or sift flour). Add flour to butter mixture until blended and fine crumbs form, scraping the bowl often.
3. 3
   Store in tightly covered container in refrigerator for up to 4 weeks.