Crush grahams; add sugar and cinnamon and melted butter. Mix and shape to bottom of large pie pan (10 to 12 inch) ... and spread over custard and top with reserved crumbs ... whites turn light brown.
Beat eggs slightly and combine ... pan. Pour the custard over the peaches. Sprinkle generously with cinnamon. Bake at 450 degrees ... degrees for 25 minutes.