Bok Choy in Ginger Sauce

Bahan-bahan (4 porsi)

• 6 small bok choys (, up to ~17cm/7" long, or other Asian greens (Note 1 + photos in post))
• 2 tbsp vegetable oil
• 1/4 cup ginger (, finely julienned (or 1 tbsp garlic))
• 1/4 cup water
• 3 tsp cornflour/cornstarch
• 1 1/2 tsp light soy sauce (, or all-purpose soy (Note 2))
• 1 tsp oyster sauce ((sub vegetarian oyster sauce))
• 2 tsp Chinese cooking wine ((Note 3))
• 1 tsp sesame oil (, toasted)
• 1/4 cup water
• 1/4 tsp cooking salt
• Pinch white pepper