Rinse the quinoa in hot water to remove the bitter coating. Prepare the vegetable stock according to the instructions on the packet and cook the quinoa in it for 10-15 minutes. Then drain through a sieve.
Peel and dice the cucumber, onion and avocado. Halve the cherry tomatoes. Destone the olives and chop.
Put the vegetables in a bowl, add the quinoa and mix everything together carefully.
Finely chop the chilli pepper and coriander.
Make a salad dressing from the oil, lemon juice, chilli, coriander, salt and pepper. Pour the dressing over the salad and mix well.