20 November 201712 July 2019 PEOPLE, PLACESRoyal Stoneware Monika Brzywczy Who knows them knows that Kasia is a master of healthy cocktails, and Marzena believes that porridge is a medicine for all evil. Now the girls decided to join forces and that's how Good Start Deli was created. A tiny place on Poznan Street in Warsaw, which operates from dawn until early afternoon and serves breakfast menu.