In 1968 Matthiae bought the former Synod Hall on Moor Street in Cashel. After a major renovation he opened is as a restaurant. It became a quality restaurant that was awarded one Michelin star 1983.[3] The Michelin Guide awarded the restaurant the "Red M", indicating 'good food at a reasonable price', in the period 1981–1982, 1985-1986 and 1996.[4] The Egon Ronay Guide awarded the restaurant one star in 1982.[5]
Hans Matthiae retired in 1998 and handed the kitchen over to his son Jason.