Caramel Squares
["1/2 c. butter", "2 egg yolks", "1 tsp. vanilla", "1 c. white sugar", "1 tsp. baking powder", "1 1/2 c. flour (all-purpose)", "pinch of salt"]
["Mix all ingredients well.", "It will be dry; press the mixture in bottom of a lightly greased and floured 9 x 13-inch baking pan."]
["butter", "egg yolks", "vanilla", "white sugar", "baking powder", "flour", "salt"]