Their own Colombian single-origins, roasted at the brand's own roastery and traceable to named producers, poured from a takeaway kiosk by the station. It's the kind of pedigree you don't expect from a coffee grabbed on the way to a train.

Down a stairwell inside King's Cross station, past the ticket hall and the Harry Potter shop, sits a full roastery-run espresso bar with beans rotating by the week. Tell the team what you're after and they'll point you to the right cup.

Single-origin filter from a roastery that trains its baristas and roasters inside a prison, poured at the King's Cross counter.

Notes roasts its own beans in East London, with co-founder and Master Roaster Fabio sourcing farm-direct from El Salvador, Myanmar, Colombia and Brazil. Tasting notes on the menu means the coffee is the product, not the sandwich.

A short walk from King's Cross station, worth the detour when the alternative is a station-chain coffee before your train.

Square Mile pours the house espresso, but the guest roaster programme is the reason to come back. Batch brew is on and made with the kind of acidity-awareness that tells you someone here is paying attention.

Origin is one of the UK's most serious independent specialty roasters, and their British Library outpost pulls espresso and filter that actually match what the brand promises.

The King's Cross coffee stop you only find by knowing. Cortados and flat whites with enough craft behind them to earn the detour.

Stripped-back unit by King's Cross where the espresso is honest, balanced, and better than a retail brand extension has any right to be. The cortado earns its specialty pricing.

A Latin American-run independent on Chalton Street where Colombian coffee is the anchor. Named Al Grano, Spanish for 'to the bean'; the mission statement is in the name.

Nuria and Amar run a stripped-back espresso kiosk on Granary Square; coffee first, nothing else. The cortado is the order.