Pre-heat oven to 375F and line a baking sheet with parchment paper
Place all ingredients except the cocoa nibs in a large bowl and mix with either a wooden spoon, or using a hand mixer, blend until dough comes together
Add in the cocoa nibs and mix until combined
Shape into a loaf and score into 1/2 inch thick slices (or as many slices as you prefer)
Bake for 30 minutes until starting to get lightly golden brown
Slice the biscotti and place each slice back on the baking sheet
Sprinkle cinnamon and sugar on top and bake for another 10 minutes until crispy and golden brown