White and Sweet Potato Salad
1 1/2 pounds red (or any white) potatoes, cut into 1-inch chunks
1 ½ pound sweet potatoes, peeled and cut in 1-inch chunks
1/4 cup red wine vinegar
1 tablespoon spicy brown mustard
1 1/4 teaspoons salt
1/2 teaspoon pepper
1/2 cup mayonnaise
1/4 cup milk
2 celery ribs, chopped
1 small red onion, chopped
1/3 cup minced fresh parsley
1. Cook both potatoes until fork-tender. Drain well.
2. 2. While the potatoes are cooking, in a large bowl, whisk the vinegar, mustard, salt and pepper. Add to vinegar mixture to the hot potatoes and stir gently to coat. Cool completely.
3. 3. In a small bowl, combine mayonnaise and milk. Stir in the celery, onion and parsley. Gently stir into cooled potato mixture. Serve immediately or cover and chill.