Osteria Dell'Oca Bianca is praised for its high-quality, authentic Piemontese cuisine, attentive service, and charming atmosphere. It offers an elegant setting, often highlighted as a memorable dining spot for those seeking traditional Italian flavors. Around 90% of guests laud the food as delicious, homemade, and high-quality. Recommended dishes include vitello tonnato, agnolotti, tagliolini ai funghi, and spaghetti with artichokes. The impressive wine list also receives frequent acclaim. Service is highly commended by over 90% of reviewers as friendly, professional, and accommodating, including for pets. The ambiance, noted by 80%, is described as elegant and delightful, featuring a beautiful dehor overlooking a town square. Approximately 10% of reviews mention high pricing, especially for main courses, and the lack of a written lunch menu. One review reported an issue with wine refills being charged despite being noted as low quality.