2 1/4 c all purpose flour
1/4 t salt
1 c butter, room temperature
1/2 c powdered sugar
1 t vanilla extract
3/4 c finely chopped husked hazelnuts, toasted
powdered sugar for rolling
Sift flour and salt together. using electric mixer, cream butter in large bowl until light. Gradually add 1/2 c powdered sugar and beat until fluffy. Add vanilla. Mix in dry ingredients in three batches. Mix in hazelnuts. Refrigerate at least 1 hour or up to 12 hours.
Preheat oven to 400 degrees. Form dough into 1" balls. Space 1" apart on ungreased cookie sheet. Bake until just firm to the touch, about 15 minutes. Transfer to a rack and cool slightly. Roll in powdered sugar. Cool completely. Roll cookies in powdered sugar again. Store in airtight container for at least a few days.