One
Cut the matsutake into reserve and peel the spinach leaves
Two
Bread in the order of cheese > matsutake > spinach > ham
Three
Repeat 2 again and cut it in half.
Four
Add eggs, milk, salt and pepper to make egg water.
Five
Spread melted butter on an oven bowl, add bread, pour in eggs and milk, and bake in a preheated 180 degree oven for 25 minutes.