Scrap the potatoes or leave the skins on if you prefer. Cut them into slice. Chop the onion.

Heat the oil in a large frying pan add the potatoes and onion and stew gently partially covered for 30min stirring occasionally until the potatoes and onions through a colander into a large bowl (set the strained oil aside)

Beat the egg separately then stir into the potatoes with a pinch of salt.

Lightly coat frying pan with olive oil add egg potatoes and onion and cooked over low heat flipping omelette once to cook other side.

Cooking a creative process and this recipe lends itself to your creativity add spices herbs meats veggies and cheese to your taste this is just to the base to a Spanish.