Unbaked Chocolate Squares

1/2 cup butter
1/2 cup sugar
3/4 cup walnuts
2 tablespoons cocoa
1 egg -- beaten
1/2 box graham crackers -- broken up into small pieces
1 teaspoon vanilla

Melt butter, add sugar, cocoa and egg. Bring to a boil, simmer for 1 minute. Add vanilla, nuts and wafers. Mix well and press into a well greased 8 x 8 pan.
Cool and frost with chocolate icing, sprinkle a handfull of chopped walnuts over top. Slice into squares.