How to cook
Cut the onion into small pieces and the cherry tomatoes in half. Add to pre-cooked macaroni.
Prepare the salad dressing by mixing the mustard and sour cream in a bowl. Stir well. Season with lemon juice, salt and olive oil. Stir again.
Cut the pickles and add them to the salad bowl. Add the pieces of tuna as well.
Season the salad with lemon juice, olive oil and salt. Add the finely chopped fresh spices - parsley and basil.
At the end, drizzle the macaroni salad with the cream dressing and mix.