1 (12 oz.) box vanilla wafers, crushed
3/4 c. melted butter
1/2 c. chopped nuts

Press in bottom of pan. Put layer of vanilla ice cream, softened on top of wafers. Put in freezer. When ready to serve, slice and put chocolate sauce on top.

SAUCE:

1 c. sugar
1 c. milk
4 tbsp. flour
4 tbsp. cocoa

Bring to boil until thickened.