Heat oil in a pan and sauté chopped onion until soft.
Add diced chicken, garlic paste, and ginger paste; cook until chicken changes color.
Stir in chili powder, turmeric, salt, tomato sauce, and cream; simmer until thickened.
Warm tortillas and roll each into a tight cone shape.
Fill cones with the chicken mixture and top with mozzarella.
Whisk flour, red chili paste, salt, and water into a smooth batter.
Dip each cone in batter, then coat thoroughly in herbed breadcrumbs.
Deep-fry in hot oil until golden and crisp on all sides.
Drain on paper towels and serve hot.