FOUR CHEESE TIROPITA WITH SODA WATER. Tiropita is a delicious traditional Greek cheese pie. We’ve used four of our favourite cheeses – feta cheese, ricotta cheese, halloumi cheese and kefalograviera cheese to create this Four Cheese Tiropita. Adding soda water to the Tiropita before baking it helps create a pie that is light and fluffy in texture. It also helps the Fillo Pastry cook evenly and crispy all over. You can find the recipe on the Antoniou Fillo Pastry website, here is the link which y