pleased moved frightened
When the dish arrives,he is  [MASK]  to discover that "steak tartare" is  actually  a raw hamburger.He  makes  an attempt to eat it,but it is  clear  ,from the look on his face,that he finds the taste really terrible.He cannot  hide  his feelings,except when the waiter asks whether everything is OK.He smiles and nods,  indicating  that everything is fine.