Korma Sauce from Tajikistan

Ingredients

 * 1 medium yellow onion
 * 3 cups water
 * 16 ounce can tomato sauce
 * 1 tsp salt
 * 1½ tsp coriander
 * 1 tbsp corn oil
 * ¼ tsp black pepper

Directions

 * 1) Slice yellow onion very thin and boil it in water for about 15min.
 * 2) Or until the onion becomes tender.
 * 3) Next, strain the water and put the onion in a blender with corn oil, tomato sauce, salt, black pepper, and freshly ground coriander.
 * 4) Blend this mix well and then put the sauce into a saucepan and bring to a boil.
 * 5) After it comes to a boil, turn the heat down to low and let the sauce simmer until it thickens.