Bombay potatoes

1 packet Bombay Potato Mix
450g potatoes, diced
2 tbsp oil
1 onion, sliced
4 tbs water
1 tin chopped tomatoes
few handfuls spinach

1. Parboil potatoes for 10 mins
2. Fry onion in oil
3. Add packet contents
4. Cook 1 for min, stirring
5. Add potatoes, water, tomatoes
6. Add spinach
7. Simmer for 10 mins