01 -
250g mushrooms, sliced.
02 -
1 tablespoon olive oil.
03 -
2 tablespoons butter.
04 -
2 garlic cloves, crushed.
05 -
1/2 teaspoon chili flakes (optional).
06 -
1 teaspoon dried oregano.
07 -
1 teaspoon lemon juice.
08 -
8 slices sourdough bread.
09 -
1 cup mozzarella cheese, grated.
10 -
1 cup sharp cheddar cheese, grated.
11 -
Extra butter for grilling.
12 -
Salt and pepper to taste.