Cut larger mini king oyster mushrooms in half and leave smaller ones whole. Slice the onion and cut chives into 3cm lengths.

Heat 1 tbsp vegetable oil in a pan and sauté 1 tbsp minced garlic until fragrant.

Add the prepared onion, chives, and mini king oyster mushrooms to the pan.

Add 1 tbsp oyster sauce and 1 tbsp cooking wine, then stir-fry on high heat for about 3 minutes.

Reduce heat to medium and add 0.5 tbsp sesame seeds, black pepper, and a drizzle of sesame oil. Stir well.