1 slice of bread
a little tomato extract
1 tablespoon of finely chopped onion
1 slice of mozzarella cheese
1 slice of bread
a little tomato extract
1 tablespoon of finely chopped onion
1 slice of mozzarella cheese
First, spread butter on the bread slice and then a thin layer of tomato extract
Next, place the open sardine without the spine, sprinkle with the chopped onion, and cover with the mozzarella cheese slice
Place it in the oven and remove when the cheese has melted and turned golden brown.