Spinach Salad with Seared Mushrooms, Pickled Shallots, Feta and Chives

How to Make a Great Spinach Salad

Probably not the best way to introduce a spinach salad—but spinach is not my first choice for salad greens. It can leave an odd, chalky feeling on your teeth (thanks to oxalic acid, a naturally occurring compound in spinach). The texture can also be a bit tricky, making it less versatile than other greens. However, it’s so undeniably nutritious, and as …