Avocado Salad

Start by peeling the cucumber then cut it in half, remove the seeds and chop into thin strips. 

Cut the onion in half then chop into thin strips. Also cut the lime in half. 

Transfer the onion strips to a bowl, add the salt, squeeze the lime, mix and let it all soak for 5 minutes. 

Chop the avocado into thin strips and set aside. 

Now into a small bowl, add the olive oil, the vinegar and a pinch of salt, mix well. 

Next, into a bowl, add the avocado strips, the cucumber strips, the parsley, the tuna previously drained and the olive oil-vinegar dressing, mix all the ingredients very well. 

Serve.