Step 4: Add the spices
Spices
- cumin, freshly ground1 parta spoonful
 - ground coriander1/2 part
 - garam masala1 part
 - kashmiri chili powder1 part
 - turmeric powder, ground1/2 part
 - black pepper, freshly ground1/2 part
 - msg, optional1/8 part
 
Stir all the spices into the sauce. 
Let the sauce  for another 5-10 minutes until it is fairly thick, stirring frequently.