Rogan Josh Mutton curry

Name: Rogan Josh (Mutton curry)
Ingredients: For Spice Powder:; 1 tablespoon coriander seeds; 1 tablespoon poppy seeds; 1 tablespoon cumin seeds; 3 black cardamom; 8-10 green cardamom; 2 teaspoons pepper corns; 5-6 cloves; 1 teaspoon blades of mace; 3-4 dry bay leaf; 3-4 dry red chili (adjust according to spice level); 1/8 cup cup almonds/pistachios; 1/2 teaspoon nutmeg powder; 2 teaspoons ginger powder; For Curry; 3-4 pounds mutton/goat meat; 400 grams onion, fine chopped; 450 grams tomatoes; 400 grams yogurt; 1 tablespoon ginger paste; 1.5 tablespoons garlic puree; 3-4 bay leaf; 1/2 teaspoon turmeric; 1 tablespoon coriander powder; 2 teaspoons cumin powder; 1 teaspoon carom seeds; 1 teaspoon fennel seeds; 1 teaspoon onion seeds; 3 tablespoons chopped cilantro; 1/8 cup chopped mint