Mix ketchup with mayonnaise, add some spices to taste and grease pita bread. Pre-cut the pita according to the size of your shape.
Sprinkle pita bread with a large half of grated cheese.
Put the chopped tomato and sausage.
Sprinkle with chopped green onions and the rest of the cheese. Bake in the oven for about 6 minutes or until the cheese has melted.
Pizza on pita bread is ready, cut into pieces and serve.