alt Hacker NewsHere's one article that claims the time difference between covered and uncovered isn't significant: https://www.americastestkitchen.com/how_tos/6646-covered-vs-...
Here's one article that claims the time difference between covered and uncovered isn't significant: https://www.americastestkitchen.com/how_tos/6646-covered-vs-...
I learned this lesson when camping on an alcohol stove, a covered pot will boil a lot faster in the wild than an open one.
I suspect if you're turning things on "high" on an average kitchen stove-top it won't have such a stark difference, but it should still be measurable.