Ingredients

• 1/4 cup finely chopped shallot
• 1 tablespoon Dijon mustard
• 2 tablespoons red-wine vinegar
• 1/3 cup olive oil (preferably French) or safflower oil
• 1 pound mesclun (mixed baby salad greens)

Instructions

1. Whisk together shallot, mustard, and vinegar. Add oil in a slow stream, whisking until emulsified, and season with salt and pepper. Just before serving, toss salad greens with just enough dressing to coat.