Stir-fried string beans

String beans, rinsed, ends trimmed, cut into 1-inch pieces	1 pound
Ginger, peeled, grated	2 tablespoons
Garlic, sliced	3 cloves
Chili paste	1 tablespoon
Oyster sauce	3 teaspoons
Vegetable stock	1/8 cup
Oil, grapeseed	2 tablespoons

1. In a large pan over medium-high heat, warm the oil. 
2. Add the ginger, garlic, and chili paste, and cook, stirring constantly, until fragrant, about 2 minutes. 
3. Add the beans, increase the heat to high, and add the oyster sauce. 
4. Stir fry for 3 to 5 minutes, until the beans are tender crisp and slightly charred. 
5. Deglaze the pan with the stock.