01 - Add the hulled strawberries, cold whole milk, vanilla ice cream, and granulated sugar into a blender.
02 - Blend on high speed for approximately 30 seconds until the mixture is smooth, creamy, and fully combined.
03 - Taste the milkshake and add more sugar if desired, blending briefly to incorporate.
04 - Pour the milkshake into chilled glasses, top with whipped cream and fresh strawberry slices if desired, and serve immediately.