Cut the apples into bite size cubes. Chop onion, green chilli and garlic into thin slices.
Heat pan and put vegetable oil. Crackle the mustard seeds.Then add butter.
Add onions, green chilli, garlic, stir until onions are tender.
Put the apple cubes in and stir with the curry powder, red chilli powder and turmeric powder.
At last add water as per required consistency, and boil in medium heat.