Celery and Parmesan Salad

Name: Celery and Parmesan Salad
Ingredients: 1/2 cup good olive oil; 2 teaspoons grated lemon zest; 1/4 cup plus 1 tablespoon freshly squeezed lemon juice (3 lemons); 2 tablespoons minced shallots; 1 teaspoon celery seed; 1/2 teaspoon celery salt; 1/2 teaspoon anchovy paste; Kosher salt and freshly ground black pepper; 5 cups thinly sliced celery hearts, tender leaves included, sliced on an angle (about 12 stalks); 4-ounce chunk aged Parmesan cheese; 2/3 cup toasted walnuts, coarsely chopped; Whole flat-leaf parsley leaves