Add all ingredients to a blender. Blend until smooth.
Place mixture in an airtight container and store in the refrigerator.
Serve 1/3 cup Irish cream in 1/2 cup brewed coffee. Heat in the microwave if desired.
notes
If you would like to make this alcoholic, add 1/4 cup Irish whiskey to the blender with all other ingredients. Blend until smooth and serve! You can add more whiskey to taste, depending on how strong you like it.