Melt oil and butter in frying pan. Add chicken, sprinkle with taco seasoning, and brown. Add garlic and saute. Add chicken broth, undrained chiles and mustard. Simmer, uncovered, until liquid cooks down and is syrupy. Add sour cream and heat. Sprinkle with cheese. Cover and simmer few minutes until cheese melted.
Serves 4
Per serving: 6 carb, trace fiber, 429 cal, 38 fat, 18 protein.