Cover pita bread with a damp paper towel and warm in the microwave for about 15-30 seconds
Place one pita bread flat on a piece of aluminum foil
Spread bread with Tzatziki Sauce
Place a layer of shredded lettuce over sauce
Remove desired amount of meat from pot and drain liquid then place over lettuce
Add cucumber, onion, and tomato slices on top then add more tzatziki sauce if desired
Roll sandwich and foil, use the foil to hold the sandwich together. Peel off foil as you eat.