Boil chicken for 30 minutes. Remove from water and let cool. Heat oven to 375 degrees. Dice chicken and add the cream cheese, onion, 1/2 the salt and pepper and 1 tsp. garlis powder. Mix and set aside. Place tomatoes with juice, chilies, cumin, coriander, curry, garlic powder, salt, pepper and hot sauce in a blender. Blend until smooth. Add sour cream and blend again. Place tortillas on work surface and distribute the chicken mixture evenly to all 8. Roll tortillas into openended tubes and place side by side in a 9x13 baking dish. Pour tomato sauce over the tortillas. Cover and bake for 45 minutes. Uncover, add shredded cheese and bake till cheese is melted. Serve with lettuce, tomato or sour cream. Serves 8.