2 1/2 lb boneless lamb leg, cut into 1 1/2-inch cubes
Salt as needed
Ground white pepper as needed
1 1/2 cups plain yogurt
2 tbsp minced ginger root
1 tbsp minced garlic
2 tsp ground cardamom
12 oz cashew nuts
1/4 cup ghee (see tips, below) or canola oil
3 cups small-dice yellow onion
1 tsp ground cumin
1 tsp ground cardamom
1 tsp ground fennel
2 tbsp ground coriander
6 Thai bird chiles, chopped, or to taste
1/3 cup chopped cilantro stems
1 cup heavy cream
Salt to taste
1/2 cup chopped cilantro leaves
1 cup pan-roasted cashews (see, tips below)