You should be able to find dried rose petals in Middle Eastern stores or online, but if you can't, just leave them out. It is nice to finish this dish with fresh rose petals or other edible flowers, but only if they've been grown organically or specially for eating.You should be able to find dried rose petals in Middle Eastern stores or online, but if you can't, just leave them out. It is nice to finish this dish with fresh rose petals or other edible flowers, but only if they've been grown organically or specially for eating.