Dunkin is selling $1 medium hot or iced coffee today. Offer is valid on 4/15/19 only. One time use only. Excludes Cold Brew and Frozen Coffee. Limit one per transaction. Almondmilk and espresso shots may be subject to an additional charge. Discount Offers can only be earned during the promo period on eligible purchases made using a DD Card enrolled in the DD Perks Program or other accepted form of DD Perks payment in participating markets. Valid at participating Dunkin’ Donuts locations. DD Perks Program accepted only at U.S. participating Dunkin’ Donuts stores.