Preheat oven to 350°. Over low heat, melt butter and
chocolate. Remove from heat. Stir in flour and
vanilla. With mixer, whip eggs and sugar until mixture
resembles a yellow ribbon. Blend in chocolate mixture
on slow speed. Stir in walnuts. Spread batter into a
greased 9x13" and a greased 8" square pan. Bake 35
minutes for large pan: 30 minutes for small pan. Makes
3-1/2 dozen.
Noah's Ark is a popular restaurant in the St. Louis area.