Cream together margarine with sugars until smooth.

Beat in egg. Add orange zest and juice.

Add combined flour, baking soda and salt.

Mix in cranberries and walnuts (if using) until evenly distributed.

Drop by tablespoonfuls on ungreased cookie sheet at least 2 inches apart.

Bake 12-14 minutes in 375° oven until edges are golden.

Cool.

This recipe has not yet been independently tested and verified. To test this recipe, just follow the directions.