Top Swiss chef helps take vegetarian fare upscale at Igniv Bangkok published : 23 Sep 2022 at 05:00 newspaper section: [Life](http://search.bangkokpost.com/search/result_advanced?category=news&xNewsSection=Life) Michelin-starred Igniv Bangkok at the St. Regis hotel is to feature a special event showcasing vegetarian fine dining from Sept 29 to Oct 3. It’s a four-hand culinary collaboration between Igniv Bangkok’s head chef David Hartwig and guest chef Timo Fritsche from Oz, an up-to-the-minute vegetarian restaurant in Fürstenau, Switzerland. Oz, which opened in 2021, is another brainchild of t…