Creme de Menthe Bars

1 1/2 cups butter
2 cup crushed graham crackers
4 tablespoons cocoa
1 1/2 cups nuts or 1 cup coconut
2 1/2 cups confectioners sugar
3 tablespoons creme de menthe
1 beaten egg
2 teaspoons dry instant vanilla pudding
1 teaspoon vanilla extract
1 cup chocolate chips

First layer:
Mix 1/2 cup melted butter with cocoa and cool. Add 1/2 cup confectioners sugar, 1 egg, vanilla extract and add 2 cups crushed graham crackers, the nuts or coconut. Press into a 13 x 9-inch pan and refrigerate for 1 to 2 hours.

Second layer:
Beat 1/2 cup butter and add 3 tablespoons creme de menthe, vanilla pudding and 2 cups confectioners sugar. Beat until smooth. Spread over first layer. Chill until set.

Third layer:
Melt 1/2 cup butter and chocolate chips. Spread on chilled bars. Keep refrigerated. These bars freeze well.