Ingredients

• 12 soft corn tortillas
• 3 chicken breast halves, skinned
• 1 1/2 cups salsa
• 1 finely chopped red onion
• 1 cup dark beer, preferably Mexican
• 2 canned chipotle chiles in adobo sauce, seeded and finely chopped
• 1/4 cup white wine vinegar
• 1/4 cup chopped fresh cilantro
• 2 tablespoons olive oil
• 1/2 teaspoon chopped fresh oregano
• 1/4 teaspoon salt
• 1/8 teaspoon freshly ground black pepper
• 1 bay leaf