Mix sour cream mixture into flour mixture. Make 3 round balls. Refrigerate for about an hour. Roll ball out like a pie crust. Sprinkle on nut mixture. Pat down. Cut into 12 triangles, roll like crescent rolls. Sprinkle nut mixture on top. Place on buttered cookie sheet. Bake at 350 degrees for 26 minutes. Let cool 5 minutes before removing from tins. Makes 3 dozen.