1/2 c. shortening
2 c. sugar
6 egg yolks
1 tsp. vanilla
2 tsp. baking powder
2 c. milk
1 lb. crushed graham crackers
1/2 lb. chopped walnuts (2 c.)
6 egg whites, beaten

Mix all ingredients except egg whites. Beat egg whites until fluffy, then fold into the other ingredients. Bake at 350 degrees 35-40 minutes. Frost with butter cream frosting.