Sweet And Sour Chicken Stir-Fry

Chicken Fillets (cut into strips ( 1 pound 10 oz ))

Salt and Black Pepper (to taste)

TB Avocado Oil ((or any other suitable oil for high heat cooking))

bunch Spring Onions (chopped)

Fresh Garlic (crushed)

Fresh Broccoli Florets

Mushrooms (halved or quartered ( 8 oz ))

Red Bell Pepper (sliced into strips)

Sweet and Sour Sauce ((your favorite brand will do))