Drying your tomatoes in the oven is not only cheaper, it's an effective way to reduce food waste since you can dry any leftover produce you have. Oven-drying tomatoes takes about six hours in ...
When the sun isn't shining (we're in England after all), you can replicate it by placing the salted, halved tomatoes on a baking tray and baking in a low oven until dried.
Sun dried tomatoes have most of their moisture removed through a days-long drying process. This makes their skin thicker, which helps to stop bacteria and microorganisms from spoiling the fruit.
Meanwhile, for the mayonnaise: Put the sun-dried tomatoes and their oil in a food processor with the salsa. Process until smooth. Transfer to a small bowl and mix in the salt, mayonnaise, and chives.