Photo: tonydolor
1) Cream butter and sugar.
2) Add eggs and vanilla.
3) Add grated rind and flour.
4) Heat oven to 350 degrees.
5) Drop 1 teaspoon of dough onto lightly greased cookie sheets.
6) Bake 10 minutes or until browned lightly around edges. Should be quite crisp when cool.
7) Remove from sheets in about 5 minutes.