Store › FALL/WINTER GOURMET MUSHROOM 1/2 SHARE Image 1 of 1 FALL/WINTER GOURMET MUSHROOM 1/2 SHARE $50.00 Half Share: Approx. ½ lb of gourmet mushrooms every other week. Add To Cart Added! Half Share: Approx. ½ lb of gourmet mushrooms every other week.