Peanut Butter Brownie Squares Sale! from 1800 /per Qty. Add to Cart This item is currently on backorder but you can still purchase it now and we'll ship as soon as more become available. Peanut butter brownie, a peanut lover's dream!!! Presentation : 8in x 12in (1/4 Sheet Pan) in cardboard box packaging Shelf life (Freezer) : 6 months from the date of production. Shelf life (Fridge) : 7 days from date of defrosting.