Put the pasta penne into boiling water with some salt and a little butter/few drops of oil. Cook on medium flame for 10-11 minutes till the penne is cooked to tender. Stain the water and rinse with cold water. Strain and keep aside.

Heat oil in a pan and add chopped garlic and ginger and saute for a minute.

Add chopped onions and green chillies and saute till the onions turn golden.

Add chopped tomatos and salt to taste and cook till they are cooked.

Add tomato ketchup and mix well. Add rest of the chopped veggies and sprinkle little water and cook for two minutes.

Add the cooked pasta penne and mix well. Sprinkle pepper powder and cook for another minute with lid closed.

Take off the flame and serve hot with fresh grated mozzarella cheese.