Endive, Mâche, and Radish Salad with Champagne Vinaigrette

Ingredients

• 1.5 pound belgian endive (6 heads)
• 0.3 teaspoon pepper black
• 2 tablespoons champagne vinegar 
• 0.3 teaspoon dijon mustard 
• 1 tablespoon chives fresh finely chopped
• 8 cups lambs lettuce trimmed (lamb's lettuce)
• 0.3 cup olive oil extra-virgin
• 0.5 lb radishes halved lengthwise thinly sliced
• 0.5 teaspoon salt 
• 1 tablespoon shallots finely chopped

Equipment

• bowl
• whisk

Directions

1. Whisk together vinegar, shallot, mustard, salt, and pepper in a small bowl.
2. Add oil in a slow stream, whisking constantly until dressing is emulsified, then whisk in chives.
3. Toss together endive, mâche, and radishes in a large bowl, then drizzle with dressing and toss gently to coat.
4. Serve immediately.