1cupshredded cheesemozzarella, cheddar or any melting cheese
cilantro to garnish
Preheat oven to 400F. Line a 9x13 baking dish with foil or parchment paper.
Heat olive oil over medium heat in a large skillet. Add the onions and cook for 3-4 minutes or until lightly golden. Add the chicken, black beans, salsa, and taco seasoning. Cook for 3-4 minutes stirring occasionally.
Line taco shells in a baking dish. Spoon a few tablespoons of the chicken into each taco shell. Top with a sprinkle of cheese and bake for 12-15 minutes or until the cheese is melted. Serve with a side of sour cream, lettuce, and slices of lime if desired!