dried Ancho chiles - 6
dried Guajillo chiles - 6
dried Pasilla chiles - 3
chiles de Árbol - 2 (optional, for extra heat)
tomato paste - 3 tbsp
beef broth - 4 cups (or chicken broth)
yellow onion - 0.5 (medium dice, ½ large)
garlic - 4 cloves (sliced)
Mexican oregano - 1 tbsp
ground cumin - 1 tsp
apple cider vinegar - 1 tbsp (for balance)
agave or honey - 1 tbsp (optional, to round out the flavors)
lime juice - 0.5 (from ½ lime, for finishing)
salt & pepper - to taste (to taste)
beef chuck roast - 2.5 lbs (cut into 1-inch cubes)
all-purpose flour - ¼ cup
kosher salt - 1 tsp (plus more to taste)
black pepper - 1 tsp
lard or neutral oil - 3 tbsp (like avocado oil)
fresh jalapeños or Fresno - 6 (sliced into rings, for pickled jalapeños)
white vinegar - 1/2 cup (or apple cider vinegar for a touch of sweetness, for pickled jalapeños)
water - 1/2 cup (for pickled jalapeños)
salt - 1 tsp (for pickled jalapeños)
sugar - 1/2 tbsp (helps balance acidity, for pickled jalapeños)
garlic - 2 cloves (smashed, for pickled jalapeños)
whole black peppercorns - 8 (optional, for pickled jalapeños)
radishes - to taste (thinly sliced, for garnish)
cilantro leaves - to taste (for garnish)