Salmon Noodle Casserole

Name: Salmon Noodle Casserole
Ingredients: 8 ounces whole-wheat egg noodles; 1 cup sliced fresh asparagus; 2 tablespoons extra-virgin olive oil plus 1 teaspoon, divided; 1 medium leek, halved lengthwise and thinly sliced crosswise; 2 teaspoons minced garlic; ¼ cup all-purpose flour; 3 ½ cups whole milk; 1 tablespoon Dijon mustard; ½ teaspoon salt; ½ teaspoon ground pepper; ¼ teaspoon cayenne pepper; 2 (6 ounce) cans no-salt-added boneless, skinless pink salmon, drained and flaked; 1 cup frozen peas, thawed; ½ cup whole-wheat panko breadcrumbs; ½ cup shredded white Cheddar cheese; 1 tablespoon finely chopped fresh flat-leaf parsley