Fill rocks glass with ice. Set aside.

Prepare the strawberries: Hull and slice 2 strawberries; keep separate. Make a cut about ½ inch into the third strawberry, being careful to keep it whole for the garnish.

In a cocktail shaker, muddle together 1 sliced strawberry, lime and sugar. Add gin and fill to the top with ice. Top shaker with lid and shake for 30 seconds.

Strain mixture into prepared glass. Stir in remaining sliced strawberries. Top with rosé. Garnish on glass rim with remaining whole strawberry. Serve immediately.