In the kitchen:

• Rinse the Shimeji mushrooms.
• Combine all the ingredients in a bowl.

At the barbecue:

• Preheat grill to 180°C for 15 minutes with the lid down.
• After the griddle had been preheated to 180°C , pour on the combined ingrediants and allow to grill with the lid down for 5 minutes.
• Open the lid and give the mushrooms a stir, then close the lid to cook for 5 more minutes.