Sand Tarts
["1/2 lb. butter", "2 c. sugar", "3 c. flour", "1/ tsp. soda", "1 egg"]
["Combine and form into 4 balls.", "Wrap in wax paper and refrigerate overnight.", "Next day, soften ball with warmth of hands.", "Roll very thin.", "Cut out and decorate.", "Bake at 400\u00b0. Watch closely, they brown quickly!"]
["butter", "sugar", "flour", "soda", "egg"]