You can by all means use all coconut oil if that is more your thing, it will create a smoother textured chocolate without the slight grainy texture of the coconut meat content. (includingcake.com)
That's why I decided to edit them a bit different this time — more retro with grainy texture. (styleappetite.com)
You'll notice that coconut butter looks very smooth, but it actually has a slightly grainy texture when you taste it. (detoxinista.com)