Heat a non-stick frying pan over medium heat. Meanwhile, open the tortilla press, place one piece of plastic on the base, then put a dough ball in the centre and cover it with the other piece of ...
Pour all the olive oil into the frying pan and place the pan on a low-medium heat. Add the onion and gently fry. Do not let it get any colour. This stage will take about 5 minutes. If you see the ...
Repeat with the other tortilla. Return the frying pan to the stove on medium heat (no extra oil is needed). Transfer the tortillas to the frying pan and cook for 1½ minutes until crisp and golden.