South Indian Tilapia Masala Recipe

Name: South Indian Tilapia Masala Recipe
Ingredients: 4 tilapia filets; 5 dried curry leaves; 1 tablespoon coriander seeds; 1 teaspoon cumin seeds; 2 dried red chiles; ½ teaspoon turmeric powder; 3 tablespoons vegetable oil, divided; 1 yellow onion, sliced into slivers; 4 garlic cloves, minced; 1 tablespoon grated ginger; 3 ripe tomatoes, finely chopped; 1 teaspoon salt, plus more for seasoning the fish; 1 (13 ½-ounce) can full-fat coconut milk; ¼ teaspoon freshly ground black pepper, plus more for seasoning the fish; 2 tablespoons chopped cilantro; 1 teaspoon lemon juice, or more, to taste