Orange Vinaigrette Spinach Salad

Directions

1. Finely grate peel of one orange; set aside. Cut the same orange in half; squeeze juice into a 1-cup measuring cup. Add the oil, Worcestershire sauce, sugar, salt, pepper and reserved orange peel. Gradually whisk in vinegar; set aside.
2. Peel and discard white membrane from remaining oranges; cut into sections.
3. In a large bowl, combine the spinach, cheeses and orange sections. Drizzle with 1/4 cup vinaigrette and toss to coat. Refrigerate remaining vinaigrette for another use.