1) Defrost the beef short ribs. Wipe dry and cut into pieces. Season with black pepper and salt, marinade for 15 minutes.
2) Peel and shred the onion. Press 1/2 lemon into juice and cut 1/2 lemon into slices.
3) Mix all seasonings with the lemon juice.
4) Heat oil to boil. Add the beef short ribs and pan fry for 2 minutes. Flip into another side and pan fry 2 more minutes until golden brown. Dish up.
5) Stir fry the shredded onion until it’s soft and tender. Dish up.
6) Prepare another pan. Pour in the seasoning sauce and cook to boil. Add the cooked beef short ribs and shredded onion. Stir well with the seasoning sauce until it’s thickened. Dish up. Garnish with lemon zest and lemon slices. Ready to serve.