Quinoa Tabbouleh Quinoa Tabbouleh. Quick, tasty and fresh = a perfect barbecue accompaniment for gluten-sensitive guests. Serves 4-6 as a side 2 cups water 1 cup quinoa 1 pinch salt 1/4 cup olive oil 1/2 tsp sea salt 1/4 cup lemon juice 3 large tomatoes 1 Lebanese cucumber 10 -12 spring onions 1 cup fresh parsley