Preparation Combine strawberries and sugar in a small bowl; let macerate until juices are released, about 30 minutes. Add rum and vinegar. Scoop ice cream into a blender. Add strawberry mixture and blend until smooth. Divide milk shake among small glasses. Top each shake with a dollop of whipped cream; sprinkle lightly with pepper. Serve with a straw (or two).
Preparation Combine strawberries and sugar in a small bowl; let macerate until juices are released, about 30 minutes. Add rum and vinegar. Scoop ice cream into a blender. Add strawberry mixture and blend until smooth. Divide milk shake among small glasses. Top each shake with a dollop of whipped cream; sprinkle lightly with pepper. Serve with a straw (or two).