2. Add egg to the ground beef and mix well, then add the sautéed onion and seasoning, mix well and divide into 6 patties.
3. Preheat the grill pan with 3 tbsp of salad oil in a strong microwave for 5 minutes, then fry the beef patties in a strong microwave for 2 minutes, then flip them over and microwave for another 2 minutes.