For the Walnut Parmesan, place the walnuts, nutritional yeast and sea salt in a food processor and pulse until broken up into a a chunky powder.
For the Caesar Dressing, place all the dressing ingredients in a blender and puree until smooth. Set aside until ready to use.
To build the Caesar Salad, place the shredded brussels sprouts and frisee in a large mixing bowl. Toss with a generous amount of Caesar dressing and top with the avocado and Walnut Parmesan.
Recipe by Plant Craft at https://www.rachelcarr.com/brussels-sprout-arugula-caesar-salad/