I think plastic wrap functions better mainly because it traps incredibly hot air inside and thus, my dough requires a shorter 1st rise. You should definitely spray the aspect in the plastic wrap which will contact the dough with oil! Sourdough can be perfect for creating artisanal grilled cheese sandwiches https://foodlearningcenter61481.rimmablog.com/31385405/helping-the-others-realize-the-advantages-of-bread