
¼ onion thinly sliced
1 pinch salt and pepper
1 tbsp cooking oil
red pickled ginger (benishoga) optional topping
1 tbsp Japanese soy sauce (koikuchi shoyu)
½ tbsp Worcestershire sauce
½ tbsp sake or white wine
1 tsp tomato ketchup
1 tsp toasted sesame oil
½ tsp sugar
1 pinch ground black pepperto see comments on this recipe.