INGREDIENTS 20 dried new mexico chiles 3 tbsp. canola oil, plus more for frying 10 cloves garlic 1⁄4 cup fresh lime juice 1 tbsp. ground cumin 2 tsp. sugar Kosher salt, to taste 12 corn tortillas 2 cups grated mozzarella 2 cups grated sharp cheddar 3⁄4 cup finely chopped red onio…