1. Marinate the steak with salt and black pepper for 15 minutes
2. Fry in a frying pan and fry for 2-3 minutes on one side (first fry on high heat for about 30 seconds, then switch to medium and low heat for slow frying)
3. Turn it over and continue frying
4. The steak can be fried until golden brown on both sides (not necessarily fully cooked)
5. Wash spinach and stir-fry
6. Stir-fry for about two minutes, add salt and chicken essence to taste
7. For convenience, you can cut the steak into small pieces
8. With a bowl of white rice, a simple lunch is complete.
