Sand Tarts

Beat:
3/4 c butter
Add:
1 1/4 c white sugar
Add:
1 egg
1 egg yolk
1 tsp. vanilla
1 tsp. grated lemon rind
Add 3 c flour 1/4 tsp salt
Chill dough several hours
Preheat oven to 400°
Roll dough until very thin.
cut and place on greased cookie sheets
Brush tops with white of an egg. Sprinkle generously with sugar.
Bake about 8 minutes.