My favorite is raw with orange segments and arugula as a salad. (carrotsncake.com)
I intend to pick up some blue and try it again as intended at least once, then make it using orange segments in place of the cranberries. (epicurious.com)
... and check out this useful video for a tutorial on how to get your blood orange segments looking pretty as a picture! (bakingamoment.com)