Bistro Aseana offers a varied menu with popular dishes like satay, seafood pasta, and bubble tea, often praised for good food and scenic views near the Merlion. Service quality varies, with many staff being friendly, attentive, and accommodating, though some reviews highlight instances of inattentiveness, rudeness, and slow service. Prices are generally considered reasonable given the prime location, but some experiences mention disappointment with portion sizes, value, and specific staff behavior. The outdoor setting delivers a relaxed atmosphere, making it a favored spot for tourists and locals alike to enjoy Singapore's iconic sights.