Perfect as a vegetarian side dish, this easy-to-make stir-fry is ready in under 20 minutes. Slideshow: More Vegetarian Recipes
Heat a large skillet over medium-high heat. Add the oil and then stir in the onions. Cook for about 2 minutes or until the onions are soft.
Add the garlic and kale and stir occasionally cook until the kale is softened, 2 to 3 minutes.
Stir in the tomatoes, soy sauce, sesame seed oil and thyme. Cook until heated through.
Season with salt and pepper and serve hot.