01 - Place whole milk, heavy cream, granulated sugar, and scraped vanilla bean seeds into a blender canister.
02 - Pour ice cubes into blender and process on high speed until mixture achieves a smooth, frothy consistency.
03 - Taste blended mixture and modify sweetness or vanilla intensity according to personal preference.
04 - Divide frappuccino evenly between two tall glasses, filling to approximately 1 inch below rim.
05 - Garnish each glass with whipped cream and white chocolate shavings. Serve immediately while frosty.