Cook the mince: Heat cooking oil on a griddle or pan. Add the mince and mix well until the color changes.
Add spices and cook: Add ginger garlic paste, paprika powder, dried oregano, crushed black pepper, crushed red chili, and Himalayan pink salt. Mix well and cook on medium flame for 1-2 minutes.
Add tomato and cook: Add chopped tomato, mix well, and cook on medium flame for 4-5 minutes. Then chop the mixture well.
Add egg and coriander: Add the egg and mix well. Then add fresh coriander and mix thoroughly.
Assemble and toast sandwich: Cut hoagie rolls in half. Add the mince filling and grated cheddar cheese. Flip the sandwich, press with a patty press, and toast from both sides until crispy.
Serve: Cut into pieces, wrap in butter paper, and serve with tomato ketchup.