A curated selection of Arco accessories arranged on dark gift wrapping paper: a precision tamper, dosing cup, scale, and distribution tool alongside a small bag of specialty coffee beans and a gift tag, warm overhead lighting

They have the machine. Give them the upgrade they haven't bought themselves.

The best gifts for someone who already owns an espresso machine are the tools they know they want but keep postponing — the accessories that transform a good setup into a great one. Here are three tiers, from thoughtful stocking fillers to serious upgrades.