fenugreek seeds,1 tablespoon fennel seeds,2 teaspoons yellow mustard seeds,2 dried avocado leaves (optional),1 pound plum tomatoes,2 dried chilhuacle negro chiles,4 dried guajillo chiles,3 dried chiles de árbol,5 garlic cloves,2 fresh bay leaves,1 cup extra-virgin olive oil,3 medium white onions, roughly chopped,3 medium white onions, roughly chopped,3 tablespoons finely chopped fresh turmeric,3 tablespoons finely chopped peeled fresh ginger,1/2 cup tamarind puree (such as
sambar kitchen),1/2 cup apple cider vinegar,3 tablespoons quince paste (such as
mitica membrillo casero),2 tablespoons fine sea salt,12 pounds bone-in lamb or 6 pounds boneless lamb (a combination of shoulder, leg, and loin),2 tablespoons fine sea salt,24 (5- to 6-inch) corn tortillas, warmed,1 cup pickled red onion slices,fresh cilantro leaves,lime wedges" data-content_ad_keys="" data-content_published_date_formatted="20180716" data-content_modified_date_formatted="20200831" data-content_source="0" data-submission_type="editorial" data-content_syndicated="all" data-content_syndicated_brand="" data-content_syndicated_url="" data-content_nlp_sentiment_label="neutral" data-content_nlp_sentiment_score="0" data-content_nlp_sentiment_magnitude="9.4" data-content_nlp_entities="lamb" data-content_nlp_categories="/food & drink/cooking & recipes|/food & drink/food/meat & seafood" data-adtaxonomy="11053">