Spring Salad in Parmesan Cups

Name: Spring Salad in Parmesan Cups
Ingredients: 3 tablespoons extra-virgin olive oil, plus more for the baking sheets; 1 1/3 cups freshly shredded Parmesan cheese (use the large holes of a box grater); 2 teaspoons all-purpose flour; Kosher salt; 1 pound fresh fava beans, shelled; 6 ounces sugar snap peas; 1/4 teaspoon finely grated lemon zest, plus 1 tablespoon fresh lemon juice; 1 tablespoon white wine vinegar; 1/2 teaspoon Dijon mustard; 1/2 teaspoon honey; Freshly ground pepper; 3 heads baby lettuce, torn; 2 small radishes, diced; 2 tablespoons chopped fresh chives; 2 tablespoons chopped fresh tarragon