Steps
- Dip the glass rims in cookie butter, then in speculoos cookie crumbs. Refrigerate while blending the shake.
- Blend 750ml of vanilla ice cream, 300ml of whole milk, and 125g of speculoos cookie crumbs until smooth.
- Drizzle 60ml of cookie butter inside the glasses and pour in the shake. Top with whipped cream, a speculoos cookie, and a few cookie crumbs.