Betty's Home Chats and Cook Book, 1929
Directions
Roll pie pastry to 1/8" thickness. Spread with peanut butter. Fold all four of the outside edges into the centre and re-roll to 1/8" thickness. Spread with peanut butter. Fold. Spread to 1/4" thickness and cut into strips 1/2" wide and 5" long. Bake in 425 degree oven until brown.