6 pounds pork shoulder country-style boneless ribs (untrimmed)
1 teaspoon Chile powder
1/2 teaspoon sweet paprika
1/4 teaspoon celery seed
1/4 teaspoon onion powder
1/4 teaspoon salt
2 tablespoons Worcestershire sauce
2 dried Ancho chiles (stemmed and seeded, about 1 ounce)
2 dried Cascabel chiles (stemmed and seeded, about 1 ounce)
1 clove garlic (peeled)
2 tablespoons white onion
1 teaspoon salt
1 teaspoon cumin seeds
1/2 teaspoon oregano
1 whole clove
1 dried pimiento ((hot pepper))