Nihari (Pakistani Beef Stew)

Name: Nihari (Pakistani Beef Stew)
Prep time: 10 min
Cook time: 4 h 30 min
Total time: 4 h 40 min
Cuisine: Indian
Ingredients: ½ cup ghee; 2 large white onion, (thinly sliced); 1 inch ginger, (minced); 2 cloves garlic, (minced ); 4 tablespoons coriander powder; 4 tablespoons ginger powder; 1½ tablespoon red chili powder; 1 tablespoon cumin powder; 3 teaspoons turmeric; 3 teaspoons fennel, (ground ); 3 teaspoons kosher salt; 3 pounds beef shank, (bone-in, cut into 3-inch pieces ); 1 pound bones, (with marrow); 4-6 cups water; 4 inch ginger, (minced); 1 cup cilantro, (chopped); 4 green chilis, (finely diced)