Quantum Coffee RoastersCity Centre, Cardiff

"Quantum have been hand-roasting in Cardiff Bay since 2015, and this City Centre shop is where you drink the results. The single-origin range runs from Peruvian lots to Yemen Mocca Sanani, so there's always something worth trying."

What we love

• •Own roastery: all coffee hand-roasted at their Cardiff Bay facility
• •Single-origin programme spanning Africa, the Americas, and Asia-Pacific
• •Rare and exclusive lots available, including Jamaica Blue Mountain and Galapagos
• •Retail beans sold in-store, browsable by origin and flavour profile
• •Family-owned and independent since 2015