Amazon has the 4.5-pound tub of Reese's Peanut Butter Sauce for $16 - 5% off with Subscribe & Save (can cancel anytime) - 15% off coupon (check “Save an extra” box, eligible on first S&S order for this product) = $13 with free shipping on $25+ or with Prime.

Use over ice cream, as a fruit dip, spread on cookies, make a peanut butter sundae, pair with hot fudge Eat it straight out the jar with a spoon.