Wash hands and clean preparation area. Clean the rims of any canned food before opening.
Cut the chicken breasts into bite-size pieces, removing and discarding any fat.
In a small bowl, add in all sauce ingredients and stir until well combined and cornstarch is dissolved.
In a large skillet heat up olive oil over medium-high heat. Once hot, place chicken in the skillet and let brown for 2-3 minutes. Stir and let brown for another 2-3 minutes.
Add in the frozen peppers and mushrooms, cook covered for 5-7 minutes stirring once.
Remove covering and pour in the prepared sauce. Cook for another 5 minutes or until the sauce has thickened and the chicken has reached 165* Fahrenheit.
Serve 1/4th of chicken stir fry with ΒΌ cup brown rice.