1 c. cream (half and half)
3/4 c. powdered sugar
1 egg white
1 scant tsp. cream of tartar
1 pinch of salt
1/2 tsp. baking soda
3 1/2 c. flour - to make biscuit dough

Beat cream and powdered sugar together with egg white. Add rest of ingredients. Pat or roll dough. Put on cookie sheet. Puncture dough with fork. Bake at 350 degrees for 20-25 minutes. Cut in squares 3/4 x 3/4 inches. Slice while warm.