Provençal Pistou

Ingredients

• 4 ounces fresh shelled beans, such as cranberry beans (about 1 cup) or 1/2 cup dried black-eyed peas, soaked overnight in cold water and drained
• 1 bay leaf
• 2 cups plus 3 tablespoons water
• 1/2 cup plus 2 tablespoons extra-virgin olive oil
• 1 medium leek, thinly sliced
• 1 large shallot, thinly sliced
• 2 small celery ribs, cut into 1/2-inch dice
• 2 medium carrots, cut into 1/2-inch dice
• 1 red bell pepper, cut into 1/2-inch dice
• 2 thyme sprigs
• 4 cups chicken stock or canned low-sodium broth
• Salt and freshly ground pepper
• 4 ounces green beans, cut into 1-inch pieces
• 1/2 cup fresh or frozen corn kernels
• 2 cups coarsely chopped basil
• 3 medium garlic cloves, quartered
• 1 medium zucchini, quartered lengthwise and cut crosswise into 1/2-inch pieces