Is light or dark roast better for a sensitive stomach?

Dark roast coffee wins for folks with sensitive stomachs. The beans get roasted longer, which wipes out those zingy acidic bits. On top of that, the extra roasting spawns something called N-methylpyridinium (NMP). This stuff helps keep your tummy from making too much acid on its own.

Which coffee roast is the healthiest?

Light roast coffee is thought to be the healthiest because it's got more chlorogenic acid - thanks to shorter roasting times. This antioxidant protects cells and cuts down on inflammation, but remember, all roast types give health perks when you enjoy them in moderation.

Why does dark roast coffee taste burnt?

Dark roast coffee can end up tasting burnt if beans are roasted too long after the second crack. The cellulose turns to carbon then, changing that nice smoky flavor to one that's more like ash. If your coffee reminds you of ashes rather than giving off a pleasant smokiness, it's probably either low quality or over-roasted.

Can I make espresso with a light roast coffee?

Sure, you can use a light roast to make espresso, sometimes called "blonde espresso." This yields a shot that's super acidic and fruity. But it's harder to get right compared to a dark roast and isn't for everyone. So, while possible, it's pretty specific and an acquired taste.