Step by step

Put the scallops au gratin together, by placing the scallop in the centre of its shell on top of a bed of the cooked vegetables

Tips
If you want to give a touch of exclusivity to your scallops au gratin, you could use some cognac to assist in keeping the mollusc dry.
Trivia
The scallops are among the most delicious and well-loved molluscs, known in many other parts of the world as ‘coquille Saint Jacques’.