10 double graham wafers, crushed
1 cup chopped nuts
1/2 cup butter
1 egg
1 cup brown sugar
1 tsp. vanilla
Mix wafers and nuts, set aside. Place remaining ingredients in saucepan, bring to a boil and let bubble for 1 minutes. Stir constantly. Add to wafers, press down well and pan. refrigerate over night. Cut in squares.
– Judy Falkins
The Gingham Cottage 
What size of pan do you recommend?
Ive not made these yet, but I’d look at my dough amount and decide. Maybe a 9×13? Let me know if you try and how it works out! “)