More to explore:
Canning Butter - will last up to three years on the shelf. Now wait for Salted butter to go on sale and this is a super cheap idea!
Not sure about this but its a cool idea! Canned butter...finally found again! We went to a class in RS years ago where they showed us how to do this in the oven, but I Lost the paper and never could remember exactly how. so grateful it was on here!