The garden-fresh taste of fresh spinach is complimented by layers of sauteed onions, celery, carrots, garlic, mushrooms, thyme, and tomatoes. A white sauce flavored with nutmeg and a sprinkling of Parmesan completes this noodle casserole. Posted on March 30, 2021March 30, 2021 by Caitlin Acosta The garden-fresh taste of fresh spinach is complimented by layers of sauteed onions, celery, carrots, garlic, mushrooms, thyme, and tomatoes. A white sauce flavored with nutmeg and a sprinkling of Parmesan completes this noodle casserole. Advertisement