Wash and trim both ends of the green beans. Snap into 3-4 pieces and split vertically if desired.
Heat oil over high heat, add curry leaves, sundried red chili pepper, and mustard seeds to sizzle.
Combine diced onions and minced garlics. Cook until the onions soften.
Lower heat to medium. Stir in the diced tomatoes, green beans, diced potatoes, maldive fish, and sliced green chilies. Sauté for about two minutes.
Add the turmeric powder and salt. Chili powder or chili flakes and curry powder based on your spice-level.
Cover and cook on low heat for about 10-15 minutes. Once veggies are tender, stir-in the coconut milk and cook for another minute or two. Taste test to adjust salt. Remove from heat when done.