2/3 c. butter
2 eggs
1 tbsp. lemon juice
1 tsp. baking powder
1/2 c. sour cream
1 tsp. grated lemon rind
1 c. granulated sugar
1 tsp. grated orange rind
2 c. sifted all-purpose flour
1/2 tsp. baking soda
1 c. chopped walnuts

Cream butter and sugar together. Add eggs, lemon and orange rind, and lemon juice. Continue creaming until fluffy. Sift flour, baking powder and soda; add to creamy mixture. Spoon in sour cream. Stir in walnuts and mix well. Spoon by tablespoon onto greased cookie sheet. Sprinkle with sugar and walnut halves. Bake 350 degrees 15-18 minutes. Makes 2 dozen cookies.