Lots I can say about these. The first time I had them, some friends had brought them over for dinner. Foraged by someone from Chez Panisse who I had not meant. I let my soon-to-be wife and two good friends eat most of them before feeling safe enough to dive in. Lately I've been enjoying them in pastsa with lemon zest and red pepper flakes.
At the Grand Lake Farmers' Market they go for about 6.00 a quarter pound, and the Produce Shop at Market Hall sells them for 26.00 a pound.
Only too happy to find them at Berkeley Bowl for more like 9.00 a pound today. I'll add some details later but in the meantime, some mushroom erotica for you: