Line the perforated oven tray with baking paper and arrange the mushrooms gill side up. Sprinkle with salt, pepper and garlic powder and steam for 5 minutes.
Finely chop the stems of the mushrooms, pancetta and parsley and combine with the remaining ingredients in a small bowl.
Remove the mushrooms from the oven and adjust the temperature to 170°C on Quarter Steam + Heat. Divide the mixture into four and fill each mushroom, lightly patting down.
Return to the baking tray and bake for 15 minutes.
Serve the mushrooms on their own as a beautiful entrée or appetiser or as part of a breakfast with spinach and toast.
TO SERVE
This dish would accompany most meat and fish successfully i.e. lamb shank