What Is Cold Brew? The Complete Definitional Guide to Coffee's Smoothest Drink

Cold brew is the coffee category that confuses more drinkers than any other. It looks like iced coffee in the glass, comes from chains that also sell iced coffee, and even regular customers often can’t articulate what makes the two different. The answer is simple: temperature. Cold brew is coffee that was brewed in cold water. Iced coffee is coffee that was brewed in hot water and then cooled. Everything else — the smoother taste, the higher caffeine, the longer shelf life, the chocolatey-sweet character — flows from that one decision. ...

May 2, 2026 · 23 min · Home Espresso Lab

Coffee Jelly Recipe: Japanese Espresso Dessert You Can Make at Home

Coffee jelly is a beloved Japanese dessert and drink — firm, slightly bitter espresso-flavored jelly cubes served with sweet cream or condensed milk. It is cool, refreshing, and one of the most unique ways to use your espresso at home. Popular in Japanese coffee shops and convenience stores, coffee jelly is easy to make with just four ingredients. This guide covers the classic recipe, agar vs gelatin options, drink versions, and five creative variations. ...

April 23, 2026 · 7 min · Home Espresso Lab