In a small bowl, whisk together vinegar, mustard, and sugar.
Season with salt and pepper and slowly add oil. Whisk or shake all ingredients in a jar.
Pour onto greens and serve.
Serves: 1 cup
Time: 30 minsServes: 10
Time: 15 minsServes: 8-10
Time: 30 minutesTime: 25 MINServes: 6