This beautiful salad highlights some of my favorite winter produce -- pink radicchio, blood orange and kumquats. Pink radicchio can be found at most specialty grocers (Eataly and Union Market almost always have it), but can easily be swapped for another seasonal salad green. Paired with a creamy truffle burrata, this salad is all assembly, making it perfect for entertaining or when you want to treat yourself without any fuss. Serve with a few slices of toasted sourdough and if you're feeling spe