Izakaya Sakura Sukiyaki Sandwich - cooking recipe

Ingredients

4 slices fresh French bread
1/2 lb round steak, thinly sliced
1/2 onion, thinly sliced
2 lettuce leaves
Sauce
2 tablespoons soy sauce
2 tablespoons sake
1 tablespoon sugar

Preparation

In a saucepan, cook onion until softened. Set aside.
In the same saucepan, cook beef on high heat until meat is medium rare. Add cooked onion and mix well.
Add premixed sauce and simmer on medium-low heat, stirring constantly until the liquid is absorbed.
On two slices of bread, top with sukiyaki beef and lettuce. Place remaining bread on top to make two sandwiches.