Meanwhile, heat up some oil in a large non stick frying pan on medium heat.
Then sauté the onion and scallion for about 1 minute.
Add the red bell pepper and spinach along with ¼ cup of water to the pan with a lid and steam for 3-5 minutes.
Once the vegetables have steamed, remove from the stove, allow to cool down then set aside.
Meanwhile, add the seasoning - chives, thyme, pink salt, chilli and black pepper to the bowl with the eggs and whisk together.
Add the steamed vegetables then whisk those in aswell.
Finally fold in the cooked plantain into the egg mixture (don't whisk, use a large spoon).
Glaze the frying pan (on medium heat) with some oil then pour in the egg mixture.
Cook the first side of the omelette until slightly golden (use an egg lifter/spatula to determine its readiness).
Once the side first has cooked, place the Omelette under a broiler/grill and cook until golden. (don't put the handle underneath or it may melt. Alternatively you can use the plate and slide method.