Do I need something to make the capsules work in my appliance? May 24, 2019 20:59 Updated No, simply place the capsule in the machine opening and operate it in accordance with the machine instructions. Related articles Which Nespresso machines are compatible with Peet’s Espresso capsules? What is the origin of the coffees? How much caffeine do your Espresso Capsules have? Espresso Capsules Allergen Information Which capsule is most like the espresso that I get in your stores?