Melt cocoa butter and sweetener together in microwave. Once melted, stir in vanilla extract and almonds.
Spread evenly on a jellyroll pan lined with plastic wrap (a little water can be added under the plastic wrap to keep it from sticking to the pan).
Refrigerate (or freeze) for until solid. Break into desired sizes.
Store covered in refrigerator or room temperature.
* NOTE: Xylitol has been shown to be toxic to pets so keep it away from animals if you have themFor improved texture, add a small amount of whole fat powdered milk (1/4 - 1/2 cup).Net carbs per serving: about 2.8g