01 -
In a bowl, mix the chicken pieces with cornstarch, salt, and black pepper. Leave it to sit for 10 minutes.
02 -
Warm up a tablespoon of oil in a pan on medium-high heat. Lay chicken flat in the pan and cook for 2-3 minutes per side until golden and done. Take it out and keep it aside.
03 -
Using the same pan, pour in the rest of the oil. Stir the onion for a couple of minutes until soft, then toss in the mushrooms and keep cooking for another 3-4 minutes until they're browned and tender.
04 -
In a small bowl, stir together soy sauce, optional oyster sauce, sugar, ground pepper, and chicken broth. Pour the mix onto the veggies in the skillet.
05 -
Pop the chicken back into the skillet. Add the cornstarch slurry, and stir continuously until you see the sauce get nice and thick, which should take about a minute.
06 -
Dish it up warm, paired with steamed noodles or rice.