First, choose the best mushrooms for the job — and look for ones roughly uniform in size. Alternatively, sort through the shrink-wrapped cartons to find the one with the best-looking mushrooms. For ease on the grill, it’s best to skewer the mushrooms. The trick here is knowing when to halve them and when to leave them whole. For more info check the link here- https://bit.ly/3leMLNo (copy and paste and do web search)