Creating Dudhi Kofta Curry is a rewarding experience. Follow these simple steps to make this incredible dish:

1. Prepare the Kofta Mixture: In a large bowl, combine the grated bottle gourd, besan, finely chopped onion, ginger-garlic paste, green chilies, cumin seeds, coriander powder, garam masala, turmeric powder, and salt. Mix well until combined.

2. Form the Koftas: Take small portions of the mixture and shape them into round balls or patties. Ensure they are compact to hold their shape during frying.

3. Fry the Koftas: Heat oil in a deep frying pan over medium heat. Once hot, carefully add the koftas in batches. Fry them until they are golden brown and crispy. Remove and drain on paper towels.

4. Prepare the Curry Base: In a separate pan, heat 2 tablespoons of oil over medium heat. Add mustard seeds and cumin seeds. Allow them to splutter.

5. Add Aromatics: Stir in the finely chopped onions and sauté until they turn golden brown. Add the ginger-garlic paste and sauté for another minute until fragrant.

6. Add Tomato Puree: Pour in the pureed tomato and cook until the oil begins to separate from the mixture.

7. Spice it Up: Add turmeric powder, coriander powder, and garam masala, stirring well to combine. Cook for a few more minutes to develop the flavors.

8. Create the Gravy: Add water to the pan to achieve your desired gravy consistency. Season with salt and let it simmer for about 5-7 minutes.

9. Finish with Cream: Stir in the heavy cream or coconut milk and let it simmer for an additional 5 minutes.

10. Combine Koftas and Gravy: Gently add the fried koftas to the curry, allowing them to soak in the flavors for a few minutes.

11. Garnish and Serve: Finally, garnish with freshly chopped coriander leaves.

These step-by-step instructions will guide you in creating a flavorful Dudhi Kofta Curry that will impress everyone at the table.