What actually makes a good coffee lover gift for your girlfriend?
Start by eliminating mismatches: another mug unless the mug itself is unusually well chosen. Then narrow the list around better beans, brewing accessories, accurate tools, storage and small upgrades that improve a routine they already enjoy. Because this is for your girlfriend, keep the interests, rituals and little preferences that are recognizably hers in mind and avoid one-size-fits-all romantic presents with no connection to her personality. A small but precisely matched upgrade can be more memorable than a larger generic present.
The strongest gift ideas usually come from the person’s real habits: what they already use, what they talk about and what would make an existing interest better.