Cool slightly. Puree in a blender or food processor until smooth and return to the pot. Bring the puree to a simmer, then reduce the heat. Stir in the curry powder, garlic powder, turmeric, lemon juice, and mint. Simmer for another 3 to 5 minutes until the flavors have mingled. Serve hot with a sprinkle of chopped peppers. Serves 6.