Here is how the recipe reads:
3 - Egg whites ( whipped). Add 1 cup sugar, 1/2 tsp vanilla, 1/2 tsp baking powder.
Crush 20 Ritz Crackers finely. Add ritz crackers and add 1 cup chopped pecans.
Place in greased pie plate. Bake at 350 for 20-25 minutes. Cool at room temp.
Top with cool whip (optional) and place in fridge to cool further.