Preheat the oven to 350 degrees F.
Heat a large oven safe skillet to medium heat. Add the olive oil, chicken, onion, green chiles, and tomatoes. Cook the mixture 4-5 minutes, stirring occasionally.
Add the taco seasoning and tomato sauce. Stir and cook the mixture until it begins to simmer.
Remove the skillet from heat and top with cheese. Bake 20 minutes until the cheese is bubbly and golden brown.
Net carbs are 4.9 g per serving
Serving: 1 1/4 cup, Calories: 228kcal, Carbohydrates: 7g, Protein: 21g, Fat: 12.7g, Cholesterol: 74mg, Sodium: 379mg, Fiber: 2.1g, Sugar: 3.7g