From the ArcaMax Publishing, Holidays Newsletter:
http://www.arcamax.com/news/holiday/s-172976-453781
1 and one quarter cups butter
One half cup cocoa
3 and
one half cups confectioners sugar, sifted
1 egg, beaten
1 tsp. vanilla
2 cups graham cracker crumbs
One third
cup green Creme de Menthe
1 and one half cups semi-sweet
chocolate pieces
Combine one half cup of butter and cocoa in saucepan over low heat and
stir until blended. Remove from heat and add one half cup sugar, egg
and vanilla. Stir in graham cracker crumbs. Mix well and press mixture
into the bottom of a 13 x 9 inch pan. Next, melt one half cup butter
and pour into a small mixing bowl. Add Creme de Menthe and mix at low
speed. While mixing, add 3 cups sugar until smooth. Spread this
mixture over the first layer in the 13 x 9-inch pan. Refrigerate
entire dish for one hour. While the dish is chilling, combine one
quarter cup butter and chocolate pieces in a saucepan over low heat.
Stir until melted. Remove pan from refrigerator and spread chocolate
mixture over the mint layer. Return pan to the refrigerator for 2
hours. Cut into small squares and store in refrigerator until ready to
serve.
The Skinny: Use your favorite egg and sugar substitute.