Quick and easy to prepare , good idea for appetizer , you need :
×2 slices of tramezzone bread
×2 ball of mozzarella cheese (2×125g)
×2-4 tbs of tomatoes puree
×1 large foil of chard
×1/2 tin of tuna
×foil lined and oiled sheet pan
×10 black olives or small handful
Step 1: Add Tomatoes Puree
Place the bread slices on the baking tray,( you can toast them lightly for 5 minutes on the oven), then spread the tomatoes puree regularly .
Step 2: Add Chard
Cut the foil of chard into strips then top them on the bread surface evenly.
Step 3: Add Tuna and Black Olives
Successively and in the same manner, put on the canned tuna and black olives.
Step 4: Add Mozzarella Cheese
Finally ,cut the mozzarella balls into slices and top them on the surface.
Step 5: Cooking and Serving
Place the tray in the oven and bake for 15-20 minutes on 200°c .or until the cheese melts.
Serve hot with soups ,potatoes salad, grilled veggies ,...