A jar of home-made tomato sauce, bought at yesterday's school fete and no doubt made by someone's grandmother, was the base for this easy dish: Chicken Provencale. Saute a couple of chopped onions and a clove of garlic in olive oil. Add about a kilogram of cubed chicken breast; stir and and brown slightly. Now add two dozen pitted kalamata olives; a red capsicum cut into strips; ten button mushrooms, halved; a cup of peas and the jar of tomato sauce. Simmer gently for an hour. Cook polenta to instructions, adding parmesan cheese. Spoon into serving bowls. Add chicken stew. Garnish with gremolata. * The school fete? Rides, food stalls including devonshire teas, home-made curries, and gyros; a book stall, a silent auction, lucky dips, a talent quest, and a perfect sunny day with 24 degrees. You can't buy that. William, in a red check shirt and corduroy pants, kicked off the talent quest with, predictably, Hound Dog . In the craft centre Tracy - dressed as a fairy ...