Grilled Green Bean Salad With Lentil Vinaigrette

Name: Grilled Green Bean Salad With Lentil Vinaigrette
Ingredients: 2 tomatoes (about 8 ounces each), halved; 1 basil sprig; 1 bay leaf; 2 garlic cloves, halved; 2 shallots—1 halved, 1 minced; 2 cups pure olive oil; Salt and freshly ground pepper; 3 tablespoons black beluga lentils; 1 tablespoon sherry vinegar; 1 teaspoon chopped oregano; 1/2 pound thin green beans; 4 ounces thickly sliced pancetta, cut into 1/2-inch dice; 8 baby pattypan squash, quartered; Pinch of crushed red pepper; 2 packed cups baby arugula