Mudslides can be over in minutes or last an hour or more based on influencing factors.

Does premixed kahlua go bad?

While liquors like rum and vodka have long shelf lives and will last for decades, many flavored liqueurs and cordials will expire after a few years. The shelf life of Kahlua is four years after its production date, so after this time it should be thrown out.

How long can you keep Tia Maria once opened?

The answer to that question is a matter of quality, not safety, assuming proper storage conditions – when properly stored, a bottle of coffee liqueur has an indefinite shelf life, even after it has been opened.