Hey Amy, I've manufactured the mixture close to one week beforehand and it's been good. just make sure to toast the kunafa reduced and gradual right up until golden and crispy – this could make sure the mixture stays crunchy. Hope this will help x The cookie-croissant mash-up was created https://fix-pistachio-chocolate79554.tinyblogging.com/the-smart-trick-of-pistachio-chocolate-bar-near-me-that-nobody-is-discussing-75785340