Boil, blanch and skin tomatoes. Chop into halves, deseed, and chop into smaller cubes. Mix with garlic, onions (optional), dried herbs, pepperica, salt, pepper, oil. Put on a roasting tray and in the oven on a top shelf with the broiler on. Once the tomatoes get a good amount of char, pop them in the blender. Let sit overnight in the fridge before adjusting with salt/sugar and more herbs.