Dried Healthy Tomato Snack from Thailand
Two common processes to get preserved dried tomatoes for a longer shelf life -- solar dried and oven dried.
Ripe tomatoes are pre-treated with salt or sulfur dioxide or certain food agent to improve the quality of the ripe tomatoes. Then they are get dried. For sun dried, it takes several days before tomatoes lost most of their water content. Some suppliers even put seasoning to make them healthy and delicious snacks.