2 cups sifted flour
1/4 tsp salt
1 cup butter (2 sticks)
1 cup sugar
2 egg yolks
1 tsp vanilla
2 egg whites, slightly beaten
1 1/2 cups finely chopped pecans
Sift flour once, measure, add salt and sift again. Cream butter with sugar until light and fluffy. Add egg yolks and vanilla and beat thoroughly. Gradually add flour, stirring until blended. Chill dough for ease in handling. Shape dough into 1 inch balls and dip in egg whites. Roll in nuts. Place on baking sheet; make a deep impression in center of each. Bake in 350 deg oven for 12-15 minutes or until lightly browned around edges. Remove to wire rack to cool. Fill cookies with tinted confectioners sugar frosting.
Frosting:
2 cups confectioners sugar
2 Tbsp softened butter
1 tsp vanilla
2-3 Tbsp hot water
green food coloring
To make frosting, combine sugar, butter and vanilla in a small mixing bowl. Gradually add water and beat until smooth and mixture holds shape slightly. Tint a delicate green with food coloring and using a teaspoon, drop into the center of the cookies.