Orange blossom water is a traditional North African and Middle Eastern ingredient and much like rose water it should be used sparingly or its heady perfume will overpower the dish.
Soaking the pistachios will soften the skins; so they can be easily removed. Soaking will also make them easier to digest.
Chia and pistachio mixes can be stored in airtight containers in the fridge.
Toasted coconut flakes can be kept in an airtight container in the freezer for several weeks.