Covering the pot prevents water vapour from escaping, enabling the temperature to rise more quickly. With the lid on the pot, the evaporated water cannot diffuse or convect into the room.
Try it when cooking pasta or steaming vegetables. (However, forgo this tip when a recipe calls for leaving a pot uncovered, so as to not affect recipe’s cooking times.)
Sure this is true, very very true. The stuff boils faster with the pot covered
Yeah! I noticed that one of boiling water, pasta or rice