I had some button mushrooms that needed to get used up, as they were looking a little wilty. Paging through the book (see source below), this was the first recipe I happened upon that included them.
These were some truly enormous and tasty chicken burgers. Although fully loaded with mushrooms, Swiss, lettuce and tomato on top, it's still just a burger, so you'd probably want to add some chips or fries on the side.

Jumbo chicken, spinach and herb burgers:
om nom nom nom
Recipe source: Rachael Ray's 365 No Repeats: A Year of Deliciously Different Dinners
These were some truly enormous and tasty chicken burgers. Although fully loaded with mushrooms, Swiss, lettuce and tomato on top, it's still just a burger, so you'd probably want to add some chips or fries on the side.

Jumbo chicken, spinach and herb burgers:
om nom nom nom
Recipe source: Rachael Ray's 365 No Repeats: A Year of Deliciously Different Dinners
