Pearl Lounge is a rooftop bar in Hanoi's Old Quarter that serves Vietnamese food, coffee, and cocktails. The menu includes steak, banh mi, egg coffee, coconut coffee, salt coffee, and cocktails such as Fire on Fire and Negroni. The rooftop bar has seats facing the city center along with indoor and outdoor seating, and staff answer questions about the food and drinks. Coffee orders are adjusted for sweetness according to requests.