Blarney Bars
["4 egg yolks", "1 c. sugar", "1 c. flour", "1 1/2 tsp. baking powder", "1/2 c. hot water", "1 tsp. vanilla"]
["Mix together egg yolk, sugar, flour, baking powder, hot water and vanilla. Beat egg whites until stiff and fold into batter. Put in a greased cookie sheet. Bake at 350\u00b0 for 25 to 30 minutes."]
["egg yolks", "sugar", "flour", "baking powder", "hot water", "vanilla"]