This one is too simple, here it goes
Ingredients:
Onions
Capsicums
Tomatoes
Tomato ketchup
Pizza base (usually available at cake shops, I get it from the Merwans cake shop in Mumbai, India)
Cheese (preferably mozzarella)
Black Salt Powder
Black Pepper Powder
Cumin seed Powder
Method:
Spread the tomato ketchup on the pizza base
Spread chopped onions and capsicums on the base
Spread Black Salt, Black Pepper, Cumin seed Powders, for taste (Indian Style!!)
Next, spread grated cheese
for the garnish, place 3-4 tomatoes in top (not seen in pic)
Bake in an oven or microwave (Oven temperatures: 200°C, for 5 minutes approximately, or keep observing and stop baking as you find the thing done 
!!)
Cut the pie as required!!