Winter Greens Salad With Flax Seeds, Shaved Beets, and Radishes Recipe

Name: Winter Greens Salad With Flax Seeds, Shaved Beets, and Radishes Recipe
Prep time: 5 min
Total time: 5 min
Yield: 4
Ingredients: 2 tablespoons juice from 1 lemon; 1 teaspoon Dijon mustard; 1 small shallot, finely minced; 6 tablespoons extra-virgin olive oil; Kosher salt and freshly ground black pepper; 1 Belgian endive, separated into individual leaves; 1 small head radicchio, leaves separated and roughly torn; 1 head frisée, yellow and pale green leaves only; 1 1/2 quarts loosely packed mixed greens such as beet greens, mizuna, and arugula; 1 watermelon radish or 3 to 4 red radishes, thinly sliced on a mandoline; 1 small chioggia or golden beet, thinly sliced on a mandoline; 1 tablespoon toasted flax seeds; 2 ounces shaved parmesan cheese