01 - Whip heavy cream with powdered sugar in chilled bowl until soft peaks form. Refrigerate until ready to serve.
02 - Combine vanilla ice cream, milk, peppermint extract, and green food coloring in blender. Blend until completely smooth.
03 - Add mini chocolate chips to blender and pulse briefly to distribute while maintaining small chunks throughout.
04 - Divide milkshake evenly between two tall glasses.
05 - Top each glass generously with prepared whipped cream. Garnish with chocolate chips, shavings, or fresh mint leaves as desired. Serve immediately with straws.