Healthy Dog Treats

1 3/4 cups plain flour
2 tsp toasted wheat germ
1/2 cup brown sugar
1/4 cup sesame seeds
rind of 1 lemon
12 tsp butter or margarine
1/2 cup ground walnuts
1/2 tsp vanilla extract

Combine all the ingredients. Knead until thoroughly blended. Divide into 6 parts. Roll each into a log. Wrap loosely in waxpaper. Freeze. When needed, thaw and slice into 1/2 thick slices (across roll). Preheat oven to 375F. Place cookies on an ungreased cookie pan. Bake about 12 minutes. Makes 6-8 cookies per roll.