Lamb Samosas with Raita

Name: Lamb Samosas with Raita
Ingredients: 1 ⅔ cups flour; 1 teaspoon salt; 5 tablespoons Oil; 2 onions (diced); 2 Garlic cloves (diced); ½ red Chile pepper (finely chopped); 2 teaspoons ground ginger; 2 teaspoons Curry powder; ½ teaspoon ground cilantro; 1 tablespoon lemon juice; 1 ⅔ cups Lamb fillet (diced); 1 tablespoon tomato puree; 1 tablespoon fresh mint (chopped); 1 egg white; Oil (for frying); ⅞ cup Yogurt; ⅔ cup tomatoes (diced); ¼ cup onions (diced); 1 teaspoon fresh cilantro leaf (chopped); ¼ teaspoon Cumin powder