tonWERK – Premium Steaks & Seafood – Restaurant
Sashi Beef from Finland, selected premium steaks, fish, seafood, lobster and surf & turf at Boutiquehotel Thessoni Classic Zurich. tonWERK combines premium meat, seafood and a modern restaurant atmosphere in Regensdorf near Zurich.
Premium Steaks & Seafood
at tonWERK in Regensdorf
At tonWERK, premium meat and seafood meet precise craftsmanship, selected wines and an atmosphere made for business dinners, date nights and special evenings. A highlight of our current menu is Sashi Beef from Finland, renowned for its distinctive marbling, tenderness and rich flavour.
Sashi Beef from Finland
Beautifully marbled premium beef from Finland, from fillet and entrecôte to New York Strip and Whiskey Stroganoff.
Premium Steaks & Seafood
Selected cuts, fish, seafood, lobster and surf & turf – for memorable dining experiences combining meat and sea.
Regensdorf near Zurich
Quietly located and easily accessible from Zurich North, the Limmat Valley and Zurich Airport.
Sashi Beef – marbling you can taste.
Sashi Beef is premium beef from Finland, renowned for its distinctive intramuscular marbling. The finely distributed fat creates exceptionally juicy, tender meat with a rich and full-bodied flavour.
At tonWERK, we serve a selection of Sashi cuts and dishes, allowing you to discover Finnish premium beef in different ways.
Sashi Fillet
Exceptionally tender and delicate in flavour. 150 g for CHF 59.–, additional 50 g for CHF 15.–.
Sashi Entrecôte
Rich in flavour with distinctive marbling. 200 g for CHF 54.–, additional 50 g for CHF 10.–.
Sashi Whiskey Stroganoff
Finnish beef fillet with whiskey, served with rice and grilled vegetables – our distinctive interpretation of the classic dish.
Discover Sashi Beef
From classic fillet and entrecôte to distinctive dishes, Sashi Beef from Finland is one of the highlights of our current steak selection at tonWERK.
150 g
CHF 59.–
200 g
CHF 54.–
200 g
CHF 54.–
Beef fillet · 200 g
CHF 69.–
Business Lunch in Regensdorf
tonWERK also offers a high-quality lunch experience in a relaxed atmosphere. Ideal for business appointments, client meetings or a quality lunch break near Zurich.
View lunch optionsThe tonWERK Atmosphere
A stylish setting with natural stone floors and fossils, handcrafted walnut tables, buffalo-leather regulars’ tables and a high-end Revox sound system.
The walk-in glass wine cellar with more than 100 temperature-controlled selections adds another distinctive element to the tonWERK experience.
Frequently Asked Questions about tonWERK – Premium Steaks & Seafood – Restaurant
Sashi Beef is premium beef from Finland known for its distinctive intramuscular marbling. The marbling helps create exceptionally juicy, tender and flavourful meat.
Our current selection includes Sashi Fillet, Sashi Entrecôte and Sashi New York Strip. We also serve dishes such as Sashi Whiskey Stroganoff and Sashi Filet Mignon.
tonWERK – Premium Steaks & Seafood – Restaurant is located in Regensdorf near Zurich at Boutiquehotel Thessoni Classic Zurich, just a few minutes from Zurich North and Zurich Airport.
Yes. Dogs are very welcome at tonWERK. You are welcome to bring your four-legged companion to the restaurant.
No. tonWERK – Premium Steaks & Seafood – Restaurant is open to everyone, including guests who are not staying at the hotel.
Yes. Premium steaks and Sashi Beef from Finland are an important focus at tonWERK. The menu is complemented by fish, seafood, lobster and surf & turf.
Yes. In addition to premium steaks, tonWERK also serves selected fish and seafood dishes, combining premium meat with specialities from the sea.
tonWERK can be reached from Zurich city centre in around 15 to 20 minutes by car. The restaurant is also easily accessible by public transport.
Yes. tonWERK is well suited to business lunches, client dinners and stylish evening meals in a relaxed atmosphere.
Yes. We recommend reserving a table, especially in the evening and at weekends.
Yes. Our dedicated website provides further information about premium steaks, seafood, current menus and special offers.
