Zucchini Cream with Crayfish and White Truffle by Heinz Hanner of Kronprinz Mayerling in Mayerling, Austria. Breast of Chicken with Herb and Cumin Filling and Thyme Sauce by William O'Callaghan of Longueville House in County Mallow, Irelend. Nectarine-Apple Tart with Pecans and Pistachios by Vincent Koperski of Mistral Restaurant, Renaissance Hotel in Sao Paulo, Brazil.