Ultimate Cheesy Enchiladas

Name: Ultimate Cheesy Enchiladas
Ingredients: 3/4 cup vegetable oil; 3 tablespoons all-purpose flour; 2 tablespoons ancho chile powder; 1 tablespoon chipotle chile powder; 2 teaspoons cocoa powder; 2 teaspoons dried oregano; 2 teaspoons garlic powder; 1 teaspoon ground cumin; 2 cups low-sodium chicken stock; 1 tablespoon apple cider vinegar; Kosher salt and freshly ground black pepper; 12 yellow corn tortillas; 16 ounces Chihuahua or Oaxaca cheese, shredded; 4 ounces sharp Cheddar, shredded; 4 ounces Monterey Jack cheese, shredded; 1/4 cup pickled jalapenos; 1/4 cup fresh cilantro, minced