Make the white sauce with the ingredients marked ◎. See Recipe ID: 618938.
Make the chicken rice. See Recipe ID: 1893242.
Grease a casserole dish with butter, then add the chicken rice. Top it with the white sauce and sliced cheese.
Bake it in the oven until browned. Sprinkle on some parsley to finish.
Story Behind this Recipe
This is a doria (rice au gratin) made with my family's standard chicken rice and white sauce. I've been making this for years. You can make lots of chicken rice and keep it in the freezer. It's good to pack in your bento as well.
Bake in the oven if you are making a big batch (12-13 minutes at 220°C). The baking time will depend on your oven, so keep an eye on it and adjust accordingly. It's convenient to make a lot of white sauce and keep it in the freezer. Recipe ID: 2301259.