Wash and cut 500 grams of rigan into medium-sized pieces. Do not cut them into small pieces.
Add the pieces to water to prevent them from turning black.
Also, roughly chop 125 grams (approximately 4 cups) of methi leaves.
In a mortar and pestle, add 10-12 garlic cloves, 1 tablespoon red chili powder, a pinch of salt, and crush them. Kathiyawadi garlic chutney is ready. Keep it aside.
In a pressure cooker, add 2-3 tablespoons of ghee, add the methi leaves, and sauté until they become soft. Remove them onto a plate and keep aside.
In the pressure cooker, add 4 tablespoons of oil, 1 teaspoon mustard seeds, 1 teaspoon cumin seeds, a pinch of hing, 5-6 curry leaves, 2 chopped green chilies, and 1 inch of ginger. Sauté well.
Add 1 tablespoon of besan and sauté until it changes color and becomes aromatic.
Add ½ teaspoon of turmeric powder and mix well.
Add the rigan pieces and sauté until they slightly change color.
Add ¾ cup of hot water and mix well.
When the gravy starts to boil, add the garlic chutney on top of the rigan pieces, but do not mix it.
Cover the pressure cooker with the lid and cook the sabzi on high flame for 2 whistles.
Open the lid, and once the rigan is properly cooked, add 1 tablespoon of coriander powder, 1 teaspoon of red chili powder, 1 teaspoon of kitchen king masala, and ½ cup of tomato puree. Mix well and cook the gravy until oil releases from the sides.
Add the methi leaves and mix well. Cover and cook the sabzi for 2-3 minutes.
Add 1 tablespoon of jaggery and some coriander leaves. Mix well.
Rigan methi nu shaak is ready. Serve hot with bajra rotla and khichdi.