Cook noodles in a large pot of boiling water until tender, 8 to 10 minutes or according to package directions. Drain. Transfer to a large bowl to cool for at least 15 minutes.Advertisement
Combine mayonnaise, sour cream, sugar, salt, celery seed and pepper in a small bowl.
When the noodles have cooled, add celery, carrots, onion, spinach, edamame and the mayonnaise mixture; stir well to combine.
Cover and refrigerate until cold, at least 2 hours. Taste and adjust seasoning with salt and pepper, if desired. Sprinkle with cheese just before serving.
Make Ahead Tip: Cover and refrigerate for up to 3 days.
1 1/2 starch, 1 vegetable, 1 fat