Brussel Sprout and Apple Slaw

Name: Brussel Sprout and Apple Slaw
Ingredients: ⅓ cup mayo (you can use lite mayo or even creme fraiche); 2 Teaspoons Dijon Mustard; 2 Tablespoons White Vinegar; 2-3 cups Shredded Brussel Sprouts (I bought them pre shredded but if you cannot find them just cut the tough core off the bottom of the sprouts and then chiffonade the leaves (cut into thin slices); ½ Granny Smith Apple Peeled and Shredded (I use the julienne setting on my mandolin slicer or you can do it by hand or on the large hole of a cheese grater.; ½ Teaspoon Celery Seed; 1 Tablespoon of Sugar; ½ Cup of Chopped Scallions; Salt and pepper to taste; 4 Tablespoons Chopped Flat Leaf Italian Parsley