Mary Berry has long been the queen of British cookery, ... “One of the last things we cooked at home was your pizza dough,” Kate said to Berry. In the swinging '60s she became the cookery editor of Housewife magazine, followed by Ideal Home magazine. Smooth sauce over bases with the back of a spoon. When asked by Mary Berry, “Do you do a … Mary Berry trained at The Cordon Bleu in Paris and Bath School of Home Economics. Heat the oven to 220˚C (gas mark 9) and oil two or three metal pizza trays. Scatter with cheese and tomatoes, drizzle with olive oil and season. During a separate part of the program, Kate revealed that they'd recently been making pizza, with Berry's dough recipe, of course. Put one Place the dough in a lightly oiled bowl, cover with cling film and stand in a warm place for 1-1½ hours, or until the dough has doubled in size.