3 sprouts walnut lemon vinaigrette Recipes

brussels sprout, trimmed and quartered, walnut oil, minced shallot, freshly grated lemon zest, lemon juice, whole grain mustard or 1 tsp dijon mustard, salt, fresh ground pepper , to taste

brussels sprouts, halved, cored, leaves separated, kosher salt, walnut halves, divided, unsalted butter, walnut oil plus more for drizzling, shallot, minced, champagne vinegar, dijon mustard, sugar, freshly ground black pepper, head of radicchio (about 5 oz), cored and thinly sliced, parmesan (for shaving), grated lemon zest