Panini with spinach, mozzarella, marinated mushrooms with carrots and onions OLE!

Ingredients:
– 2 ciabatta rolls
– 1 package of mozzarella
– slices of ham (optional)
– a handful of fresh spinach leaves
– mustard
– 2 tablespoons marinated mushrooms with carrots and onions OLE!
– 1 tablespoon of butter
– tomato

Cut the buns in half. Brush the top of the bun with butter and the other half with mustard. Cut the mushrooms into slices and cook them in oil.
Put slices of mushrooms, mozzarella, spinach leaves, slices of ham and tomato inside the panini. Grill or bake the sandwiches until the cheese melts.
Serve it hot or cold.