Preheat oven to 400°.
Wrap shallot in foil. Bake at 400° for 35 minutes; cool for 10 minutes. Peel and mince. Combine shallot, vinegar, oil, sugar, mustard, salt, and pepper in a large bowl; stir well with a whisk.
Your email address will not be published. Required fields are marked *
Save my name, email, and website in this browser for the next time I comment.