Blend all ingredients in blender until smooth. Batter will be quite thick. Scoop into ice molds.
Tap bottom of molds against hard surface so that the batter completely settles in and freeze for several hours or overnight to set. Remove according to manufacturer instructions.
Notes
You will need Biscoff Spread*, which is a sweet spread made out of speculoos cookies and available at most grocery stores.
*Some of the links contained in this post are affiliate links. Much like referral codes, this means I earn a small commission if you purchase a product I referred (at no extra charge to you).
The nutrition information provided are only estimates based on an online nutritional calculator. This is not a comprehensive list of all the nutrients in the recipe (i.e., does not include vitamins, cholesterol, etc). I am not a certified nutritionist. Please consult a nutritionist or doctor for accurate information and any dietary restrictions and concerns you may have.