In a mixing bowl, COMBINE oil, lemon juice, mustard, garlic and oregano.
ADD pork strips; REFRIGERATE.
In a small mixing bowl, COMBINE the 4 raita ingredients; SET ASIDE.
In an electric skillet, STIR FRY pork mixture over medium heat until pork is browned, about 3 minutes.
HALVE pita loaves; OPEN for a "pocket;" FILL half way with pork; TOP with raita.
PITA (may get from store, or make your own using "Pita Bread" recipe)
Per Serving (excluding unknown items): 309 Calories; 21g Fat (60.2% calories from fat); 23g Protein; 8g Carbohydrate; 1g Dietary Fiber; 59mg Cholesterol; 120mg Sodium. Exchanges: 0 Grain(Starch); 3 Lean Meat; 1/2 Vegetable; 0 Fruit; 0 Non-Fat Milk; 3 Fat; 0 Other Carbohydrates.