Preheat the oven to grill, place the oil in the pan and add the onion and a pinch of salt, cook for 7 minutes until golden. Add the chilli, garlic and another pinch of salt, stir well for 30 seconds then add the broccoli, mushrooms and cherry tomatoes and cook for 5 minutes.
Pour over the eggs, add a pinch of salt and stir well. Allow this to cook for 8 minutes until the bottom sets. Pop in the oven for 4-5 minutes until cooked through.