Paleo + Whole30 Lemon Artichoke Chicken Soup

large carrot, chopped

stalks of celery, chopped

yellow onion, sliced

garlic, grated or finely minced

olive oil

kosher salt + 2 teaspoons pepper

or 6 chicken drumsticks (or equivalent of 3 cups shredded chicken) (I get my chicken from ButcherBox, which I highly recommend!)

chicken stock

(2) 12-ounce bags frozen artichoke hearts

-ounce bag frozen chopped organic spinach

-ounce bag frozen organic cauliflower rice

zest from 2 lemons

juice from 2 lemons