Shortbread Cookies

2c. butter
1c. brown sugar
4 and 1/2 c. all purpose flour
pinch of salt

Preheat oven to 325 degrees. Cream butter and sugar, add in flour. Knead dough for a few minutes, then roll into logs. Cut slices 1/4-1/2" thick. Dust with salt. Bake for 20-25 mins.