Combine marinade ingredients in a bowl with a whisk.
Pour marinade into gallon size Ziplock bag with raw sliced chicken. Allow to marinate at least 30 minutes before cooking.
Thinly slice bell peppers and onion and set aside.
In a heavy skillet over medium heat, add 1 tablespoon of oil. When oil is hot, remove chicken from marinade and discard excess marinade. Cook chicken for 10-15 minutes until cooked through.
Add bell peppers and onion and cook for additional 5 minutes.
Serve with warm flour tortillas, guacamole, sour cream, cilantro and limes.
