12 graham crackers, crushed
3 egg whites, beaten stiff
2/3 - 1 c. sugar
1 tsp. baking powder
1 c. nuts, chopped fine

Beat egg whites stiff. Add sugar and baking powder at low speed; beat well. Blend in crushed graham crackers and nuts. Pour into a large greased pie pan and bake at 350 degrees for 30 minutes. Top with whipped cream before serving.