The Potato Bag Use this wonderful 100% cotton bag to make the perfect potato, moist on the inside & tender on the outside. Simply wash and dry your potatoes. (Do not prick) wrap the potatoes in a paper towel and place in the bag. Microwave 7-8 minutes depending on the size of the potato. Monitor cooking to make sure the bag is rotating properly in the microwave. Can also be used for Corn on the cob, acorn squash, spaghetti squash, broccoli, cauliflower, carrots & more. You can also warm breads and rolls or tortillas. Cooking times given may differ slightly depending on the power of your microwave. After cooking, simply let the bag air dry. Should the bag need washing, it is MACHINE WASHABLE, no fabric softener please. All our potato bags are 100 % cotton fabric and handmade in smoke free environment.