Laziz Tikka Masala from How to Cook Indian by Sanjeev Kapoor

Ingredients

• 4 medium tomatoes, chopped
• ½ teaspoon table salt
• 1 teaspoon garam masala (spice mix)
• 2 tablespoons refined mustard oil (see Note)
• ¼ cup (60 grams) tomato purée
• 1 teaspoon red chile powder
• 3 tablespoons vegetable oil
• ½ teaspoon garam masala (spice mix)
• ½ teaspoon cumin seeds
• 1 teaspoon roasted and crushed kasoori methi (dried fenugreek leaves)
• ¼ cup (50 ml) heavy cream
• 2 tablespoons butter
• 2 tablespoons chopped fresh cilantro
• 3 medium red onions, chopped
• 2 teaspoons fresh garlic paste
• 14 ounces (400 grams) boneless chicken, cut into 1½-inch (4-cm) pieces
• 2 teaspoons fresh ginger paste
• ½ teaspoon ground roasted cumin
• 2 teaspoons red chile powder
• 2 tablespoons freshly squeezed lemon juice
• 1 cup (275 grams) plain Greek yogurt
• 1 tablespoon fresh ginger paste
• 1 teaspoon table salt
• 1 tablespoon fresh garlic paste
• 1½ teaspoons ground coriander