Sarnies Sourdough is a bakery and cafe in Bang Rak, Bangkok, selling sourdough, croissants, pastries, and brunch. It sits near Wat Suan Phlu and Robinson Bang Rak, and also serves egg tarts and wood-fired pizza. Seating is split across the first and second floors, where customers can drink coffee and lattes. Bread is baked on site in the shop's wood-fired oven, and the space is small with few seats.