One of my favourite products in iHerb is . It doesn't taste so sweet as the "normal" cacao powders but it is _way_ healthier! The main forms I use it are: in smoothies, making my own raw chocolate, hot chocolate and sometimes in coffee. With hot chocolate, you might want to add a bit of honey in to make it sweeter.
So why should you give raw cacao a go?
Since it hasn't been processed, it's full of healthy antioxidants. Meaning that even though it tastes good, it is still healthy for you! You can read about the health benefits of raw cacao for example in these two articles:
I find cacao powder easiest to use since it tastes good even if you just add hot water (and maybe milk+honey), but feel free to test other raw cacao products as well, like: cacao nibs and butter.