“To me was like knives inside my body—like someone studying me from the inside.” That’s how Noémie Elhadad describes the pain of endometriosis, a condition she has lived with since she was a teenager.

As Food & Wine's Testing Editor, Jennifer's work focuses on finding the best tools for all sorts of cooks. She's vetted hundreds of products, from can openers to salad spinners and tortilla presses, ...