01 -
Slice the zucchini into half-moons, thinly slice the mushrooms and onion, and mince the garlic.
02 -
Heat a large skillet or wok over medium-high heat. Add olive oil and allow it to shimmer.
03 -
Add sliced onion to the skillet and sauté for 3–4 minutes until beginning to soften and turn translucent. Add mushrooms and cook for an additional 4–5 minutes, stirring occasionally, until mushrooms are tender and onions are caramelized.
04 -
Stir in the zucchini and minced garlic. Cook for 5–6 minutes, stirring occasionally, until the zucchini is tender yet still slightly crisp.
05 -
Incorporate soy sauce, black pepper, red pepper flakes if desired, and salt. Stir and cook for 1–2 minutes until the vegetables are evenly coated and heated through.
06 -
Remove from heat, garnish with chopped fresh parsley, and serve hot as a side or light main course.