6 corn or whole wheat or oat bran tortillas
2 Tbsp canola oil
2 medium onions, finely chopped
4 cloves garlic, peeled and minced
2 canned chipotle chiles in adobo, minced, plus 1/2 tsp adobo sauce
2 tsp dried Mexican oregano (or regular oregano)
2 bay leaves
1 28-oz can chopped tomatoes (I use Pomi chopped tomatoes, in a box)
10 cups chicken stock (homemade or low-sodium canned)
Juice of 4 limes, plus the rinds (8 halves of squeezed lime)
1 rotisserie chicken, shredded (or 2 cups shredded cooked chicken breast)
Kosher salt and fresh black pepper to taste

Chopped garnishes (use some or all, to your taste): diced red onion, chopped avocado, crumbled queso fresco or feta cheese, cilantro leaves