Preheat oven at 180°C and grease the muffin mould with some oil and keep aside.
In a mixing bowl break four eggs, add black pepper powder, salt, oregano, red chilli powder and whisk well till smooth.
Take another bowl mix together broccoli florets, mushrooms, red, yellow, green bell pepper, finely chopped onions.
Now fill till half of the muffin tray with the vegetables.
Pour the egg mixture till the vegetables are well covered.
Sprinkle some grated cheese from top.Bake in a preheated oven at 180°C for 25 minutes or till the top is well cooked.
Take out the egg muffins from the mould and Serve immediately!