Step 1

In a small bowl, combine the vinegar, shallot, mustard, salt, and pepper. Gradually whisk in the oil to make a creamy dressing.

Step 2

Put all but a large handful of the spinach in a large bowl. Toss with most of the dressing. Add remaining spinach and continue tossing until well coated.

Step 3

Serve immediately topped with goat cheese and walnuts.