Anna's is a sourdough cafe, bakery and restaurant at Oasis Terraces, 681 Punggol Drive, unit 01-04, in Punggol. It is built around sourdough: breads, savoury and sweet bakes, pasta, pizza and drinks, all made with a sourdough focus. The cafe is halal-friendly. It also sells sauces and soups that can be heated at home, and dried botanicals and milled flours for home bakers. A diversity board is a popular order. Reviewers praise the bread, which they describe as soft with distinct flavours in each variety, and mention the Okara-na loaf and the black garlic butter. The tomato bisque comes with a slice of sourdough. Customers say the space is cosy and relaxed, and that service can be friendly and patient. Views are mixed on value. One reviewer found the food decent but the prices on the premium side, and noted that menu prices exclude GST and that a 10% service charge applies alongside ordering by QR code. Among the cafes within a kilometre, most of those with ratings are rated lower, and Tenderbest Makcik Tuckshop, 0.9 km away, is the nearby cafe with a large review count, rated 4.2.