Dissolve coffee in warm milk and cool it completely.
Blend icecream, milk, coffee mixture, and marshmallow creme till thick.
Take any desired glass or jar, rub some marshmallow creme around the rim. Dip the rim in cookie crumbles. Slide chocolate syrup from the edge of glass/jar to give design in the glass/jar.
Pour the milkshake in the glass/jar until the rim. Add dollops of whipped cream and garnish with chocolate candy/M&Ms/gems .
