1/2 c. melted butter
1 c. crushed vanilla wafers
1/2 c. pecans, finely chopped

FILLING:

3 sq. unsweetened chocolate
1 c. butter
1 1/2 c. sugar
4 lg. eggs
2 tsp. vanilla

Mix butter, vanilla wafers and pecans. Reserve 1/4 cup. Press rest evenly against sides and bottom of greased 9 inch pie pan. Bake crust and reserved crumbs 350 degrees for 15 minutes.

Filling: Melt unsweetened chocolate and cool. Cream butter and sugar. Add cooled chocolate. Add 4 eggs one at a time and beat 5 minutes after each on medium speed. Stir in 2 teaspoons vanilla. Turn into shell. Sprinkle top with crumbs. Freeze until ready to serve.