It should be the French movie "Gourmet" where the old man is the famous Louis.

Virtue.

Fenice Video/v?ct=301989888&rn=20&pn=0&db=0&s=19&rsp=1&word=%C3%C0%CA%B3%BC%D2%20%B5%E7%D3%B0&fbl=1024 Plot summary: Du Shi

Mr. Mann is a French person who specializes in tasting various restaurants and hotels and evaluating their works.

One of his sons became a clown in the circus, against his father's wishes to inherit his legacy.