How do I find coffee that is low in acidity for espresso?

Finding a low-acidity espresso can be a challenge, especially in the world of specialty coffee where bright, acidic profiles are often celebrated. However, if you prefer a smooth, rich, and chocolatey espresso, there are specific strategies you can use when buying coffee. The key is to look for beans that have been roasted to a medium-dark or dark level and to choose origins that are naturally lower in acidity.

Roast level is the most important factor. As coffee is roasted, the acidic compounds—such as citric and malic acid—are broken down, while the sugars are caramelized. A dark roast will almost always have lower acidity than a light roast. When you are shopping, look for terms like 'French Roast,' 'Italian Roast,' or simply 'Dark Roast.' These will provide the low-acid, bold flavor profile you are looking for.

Origin also plays a major role. Coffees from Brazil, Sumatra, and India are famous for their low acidity and heavy body. These beans are often grown at lower altitudes and processed in ways that emphasize earthy, nutty, and chocolatey notes. In contrast, high-altitude coffees from regions like Ethiopia or Kenya are typically very bright and acidic, so you may want to avoid these if you are sensitive to acidity.

In practice, the way you brew your espresso also matters. A longer, more 'lungo' style shot can sometimes increase bitterness, while a shorter, 'ristretto' style shot can highlight the sweetness and body of the coffee. If you find your espresso is still too acidic, try adjusting your grind size slightly finer or increasing your dose. These small changes can help you extract more sweetness and body, which will help balance out any remaining acidity.

Finally, don't be afraid to ask your local roaster for recommendations. They are the experts on their own beans and can tell you exactly which of their offerings will provide the low-acid, smooth espresso you are looking for. Look for flavor notes like 'dark chocolate,' 'toasted nut,' or 'molasses' on the bag—these are excellent indicators that you have found a coffee that will be gentle on your stomach and delicious in your cup.