150-200g thinly sliced beef strips
1/2 onion
60g button mushrooms
50g frozen mixed vegetables (optional)
240g cooked rice
1 tbsp ketchup
1 tsp soy sauce
4 eggs
pinch of salt and pepper
demi-glace sauce:
2 tbsp ketchup
1 tbsp japanese style worcester sauce
1 tbsp tonkatsu sauce
1 tbsp honey




