In a wok, heat oil, add garlic until softened. Add beans and cook for 5 minutes until softened. Add pepper, soy and stock and cook for one more minute.
To serve: top with toasted sesame seeds, and serve with white rice.
NO MORE GRAY BEANS
To ensure a bright green bean color in your favorite recipe, try blanching the beans in briskly boiling water to which 1 generous teaspoon of salt has been added. Cook the beans in this water for 2030 seconds, until the color changes to bright green, and immediately plunge the beans in ice water to stop the cooking, and set the color. You can use the beans for crudite, or continue to cook them with a quick saute