Creamy Artichoke Pasta

Name: Creamy Artichoke Pasta
Ingredients: 1 cup whole-wheat orzo; 1 tablespoon extra-virgin olive oil; 1 cup chopped leek; 3 cloves garlic, minced; 1 12 ounce package frozen artichoke hearts, thawed, squeezed dry and coarsely chopped or 1 14-ounce can artichoke hearts, drained and chopped; 1 cup whole milk; 4 ounces reduced-fat cream cheese, cut into cubes; 1 tablespoon grated lemon zest; 2 tablespoons lemon juice; ⅔ cup grated Parmesan cheese, divided; ½ cup chopped fresh flat-leaf parsley, divided