Cinc: Black Bean and Cheese Enchiladas with Ranchero Sauce

Ingredients

• 1 spicy pepper
• 2 teaspoons olive oil
• 1 cup yellow onion
• 5 cloves garlic
• ¼ teaspoon salt
• 3 cups vegetable broth
• 2 tablespoons fresh chopped oregano
• 2 tablespoons tomato paste
• ½ teaspoon ground cumin
• 1 tablespoon lime juice
• ⅛ teaspoon cayenne
• 15 ounces canned black beans (1 can)
• 8 ounces shredded cheddar
• 3 scallions
• 12 6" corn torillas
• 6 tablespoons sour cream