Jello Cake

1 cup shortening3 tsp. baking powder1 cup sugar1/2 tsp. salt3 eggs1/2 cup milk2 cups cake flour1 tsp. vanilla Cream shortening and sugar thoroughly; add 1 whole egg and 2 egg yolks and beat thoroughly between each addition. Add flavoring in milk. Sift together fiour, baking powder, and salt. Add alternately with milk to the creamed…