Design Our Pizza Box — and Win Big! Design Our Pizza Box — and Win Big! We're inviting young artists across Sóller and the Tramuntana valley to get creative and design the next Grøenk pizza box. The winning artwork will be printed on our takeaway boxes — seen by hundreds of pizza lovers every week! Who Can Enter? This competition is open to children aged 6 to 14 years old. The Theme Pizza. Summer. Sóller. Let your imagination run wild — draw what these three words mean to yo