Recipe: Dahi Vadey

Name: Recipe: Dahi Vadey
Ingredients: 3 1/2 cups water; 3 cups plain yogurt; 1 teaspoon fine salt; 1/4 teaspoon ginger-garlic paste (see Recipe Note); 2 to 2 1/2 cups vegetable oil, for frying; 2 cups chickpea flour (also known as garbanzo bean flour); 2 teaspoons curry powder; 1 1/2 teaspoons fine salt; 1 teaspoon baking soda; 1 teaspoon chaat masala; 3/4 teaspoon chili powder; 1/2 teaspoon ground coriander; 1/4 teaspoon garam masala; 1/8 teaspoon ground turmeric; 1 1/2 cups water; 2 teaspoons vinegar; 1/2 cup vegetable oil; 1 teaspoon cumin seeds; 1 teaspoon whole mustard seeds; 5 to 6 curry leaves; 2 to 3 dried whole red chiles