2. Clean the kale. The slightly larger kale will be replaced by a knife, and the replaced kale will have leaves at the root, so that the taste will be delicious.
3. Chop garlic, ginger and millet pepper for later use.
4. Put oil in a hot pot, add millet pepper, minced garlic and shredded ginger and stir-fry until fragrant.
5. Add kale and stir well until the kale is covered with oil and discolored.
6. Add appropriate amount of oyster sauce, salt and sugar to taste.
7. Finally, stir fry quickly 1 min, and then turn off the heat.
8. The delicious fried mustard is ready. The addition of white sugar is very compatible with the bitter taste of kale itself, which is very suitable for direct eating or eating.