Kalve - Rue Desaix presents a unique taste of Latvia within the residential 15th arrondissement. Open since February 2026, it features a Victoria Arduino machine for its espresso-based drinks, with prices starting at €3 for an espresso and €5.50 for a flat white. The café offers various brewing methods, including slow extraction, alongside decaffeinated options and coffee-based cold drinks. Open seven days a week, it caters to a diverse crowd with laptop-friendly seating and a selection of sweet food and merchandise, all while contributing to the expanding specialty coffee scene in the area.