bottom layer

melt butter in saucepan on med. remove from heat.

add graham crumbs and sugar. stir until well mixed.

reserve 1/4 cup for topping, press remaining

cumb

mixture firmly into ungreased 9x9 pan

bake in 350 oven for 10 minutes

cool slightly

top layer

combine first 6 ingredients

in small saucepan, heat and stir on med. until thickened, remove

from

heat

beat egg whites in small bowl until stiff peaks form

fold into hot lemon mixture spread evenly over bottom layer

sprinkle with reserved crumb mixture

bake 3 to 5 minutes, until set

let stand until cool