Tomato Onion Koora

INGREDIENTS

• 2 tablespoons cooking oil
• 2 dried red chile peppers, broken into pieces
• 1 teaspoon cumin seeds
• 1 teaspoon mustard seeds
• 1/4 teaspoon asafoetida powder
• 1 sprig fresh curry leaves
• 2 onions, chopped
• 2 green chile peppers, chopped
• 1/2 teaspoon ground turmeric
• 4 tomatoes, chopped
• 1/2 teaspoon red chili powder
• 1 teaspoon white sugar
• salt, to taste
• 1/2 cup water
• 2 tablespoons chopped cilantro leaves, for garnish (optional)