Cold Brew Mocha with Banana Sweet Cold Foam – PJ’s signature cold brew paired with rich chocolate and topped with silky banana sweet cold foam for a creamy twist inspired by the classic pairing of banana and chocolate. – PJ’s signature cold brew paired with rich chocolate and topped with silky banana sweet cold foam for a creamy twist inspired by the classic pairing of banana and chocolate. PJ’s Original Cold Brew™ Iced Coffee is brewed daily using a special cold-drip process that protects the flavor and strength of the beans while producing a coffee that is two-thirds less acidic – a process and technique developed by its founder and used for more than 45 years at all PJ’s locations.