Step 1

Cream butter and sugar until well blended.  Add remaining ingredients, mix well.

Step 2

Roll into logs about 1-1/2 inches in diameter.

Step 3

Refrigerate until completely chilled (or freeze), then cut into 1/4 inch slices with sharp knife.

Step 4

Place on parchment lined cookie sheets.

Step 5

Bake 325F degrees for 8 to 10 minutes or until lightly browned around the edges.

Step 6

Cool on wire racks.

Step 7

OPTIONAL: Roll the logs in additional finely chopped black walnuts before wrapping and chilling.