Prepare the glass rim

• Spread the vanilla frosting on a small plate and the crushed sugar cookie on another.
• Dip the rim of the martini glass in the frosting, then in the crushed cookie.

Shake the martini

• Fill the shaker with ice.
• Add the vanilla vodka, Irish cream liqueur, amaretto, heavy cream and vanilla extract.
• Shake well until chilled.

Strain and serve

• Strain into the prepared glass.
• Top with sprinkles and serve immediately.