Ingredients
1 1/2 lb. mutton, chopped into cubes.
2 potatoes, boiled and cut into cubes.
2-3 tbsp ghee(clarified butter)

For Seasoning 
3 tsp. ghee 
few coriander leaves 
1/2 onion finely sliced 
Salt to taste 

For Vindaloo masala , blend these ingredients to a smooth paste:
2 tsp cumin seeds
12 dry red chillies
1 tsp turmeric powder
2 cardamom
10 pods garlic 
2 tbsp. vinegar 

Method
Fry sliced onion till brown, add coriander leaves and 
stir, put masala and fry it. 
Stir frequently. 
Now add meat and salt to taste. 
Cover the dish. 
Allow the meat to cook in its own gravy. 
Stir frequently, so that it does burn. 
Add the potatoes to the meat.
Simmer for 10 minutes. 
Serve with plain white rice.