Add two tins of plum tomatoes, the finely chopped leaves from 3/4 small pack basil, 1 teaspoon dried oregano, 2 Bay leaves, two tablespoon tomato purse, 1 beef stock cube, 1 deserved and finely chopped red chilli, 1/2 teaspoon of red grape vinegar and 6 halved cherry tomatoes. Stir with a wooden spoon, breaking up the plum tomatoes