Green Beans with Tahini Caesar Dressing

Name: Green Beans with Tahini Caesar Dressing
Ingredients: Kosher salt; 2 pounds green beans, trimmed; 2 tablespoons tahini; Grated zest and juice of 1/2 lemon; 1/2 small clove garlic, grated; 1 teaspoon Dijon mustard; 1/2 teaspoon Worcestershire sauce; 2 tablespoons extra-virgin olive oil; 1/4 cup finely grated Parmesan cheese; Freshly ground pepper; 2 teaspoons extra-virgin olive oil; 1/4 cup panko; Kosher salt and freshly ground pepper; Grated zest of 1/2 lemon