Cafe Bom Bom Haeundae serves coffee, hazelnut Americano, oat milk coffee, and mango smoothie in Haeundae, Busan. The hazelnut Americano can be ordered unsweetened and comes in a large cup. You can sit inside the shop to drink your coffee, and it is a place people stop by after looking around the market. An iced Americano can take about 10 minutes to come out.