Honey, maple syrup and other sticky solutions can be very, very hard to open up after a few uses, as their contents start to lock up their lids. A paper towel and a smidge of vegetable oil can fix that.
Photo by Brett L..
In a roundup of tips for keeping pantry and kitchen staples fresh, Cook's Illustrated offers up a tip that will ring true to anyone who's ever grown infuriated at a screw-on lid on sweeteners, sauces or anything else sticky and sweet:
The biggest issue over time with these sweeteners is that the lids become stuck in place. Try this trick. Dip a paper towel in vegetable oil and wipe the threads of the jar with the oil. This bare film of oil keeps the lid from sticking.
The whole post has a lot of great tips included, including the bread-as-brown-sugar-loosener tip we'd previously posted.
Keeping Kitchen Staples Fresh [Cooks Illustrated]