Family Tested & Approved
Beat together shortening, butter, PB, sugar, brown sugar, & egg in a large bowl.
In a med bowl mix together flour, baking soda, baking powder, & salt.
Add to PB mixture. roll into logs, wrap in saran wrap & refrigerate for at least an hour.
Unwrap & slice into discs.
Place 1 disc down make a small indention in the top fill with jelly/jam & top with another disc.
Bake on greased pan in 375 degree oven for 10-12 min.