Cheesy Veg sandwich Recipe

INGREDIENTS- Bread Slices- 5-6 Cheese slice (you can also use Grated cheese) Potato- 2 tbsp (boiled & mashed) Chopped Onions- 2 tbsp Chopped Capsicum- 2 tbsp Chopped Tomato- 2 tbsp Chopped Green Chillies- 1-2 Chopped Green Coriander Salt to taste Black pepper powder- 1\4 tbsp Ghee\butter- to cook sandwich