Preheat oven to 350°. Cook noodles according to package directions; drain. In a large skillet, heat oil over medium heat. Add shallots and garlic; cook and stir 45 seconds. Stir in flour; cook and stir 1 minute. Add broth, milk, thyme, lemon zest, salt, nutmeg and pepper. Stir in chicken and peas; heat through. Stir in noodles and cheese., Transfer to a greased 13x9-in. baking dish. In a small bowl, mix bread crumbs and butter; sprinkle over top. Bake 8-10 minutes or until top is browned.