Rosins Restaurants - Ein Sternekoch räumt auf! (2009)

A distinguished chef visits struggling restaurants and their crew and offers help. Each episode addresses one restaurant and then plot is always the same. The chef surprises the crew, after a short chit chat about the problems he invites a group of people for a "Testessen" after which the restaurant, the meal, and then service is rated. After several organizational, design, and cooking improvements and some heartbreaking stories about the owners a second "Testessen" measures the improvements.