Heirloom Tomato Salad

Ingredients

• 1 1/2 tablespoons red-wine vinegar
• 3/4 teaspoon salt
• 1/2 teaspoon Dijon mustard
• 1/4 teaspoon black pepper
• 1/4 cup olive or vegetable oil
• 3 pounds mixed heirloom tomatoes, halved if small or cut into 1/2-inch wedges if medium or large

Steps

1. In a large bowl, whisk the vinegar, salt, mustard and pepper together. Whisk constantly while pouring in the oil slowly, until the dressing emulsifies. Gently toss the tomatoes in the dressing to coat, then adjust the salt and pepper.