In the bottom of a silver cup (or any glass), add water, sugar, strawberries and mint leaves. Muddle together until it forms a rough paste but mint and strawberries are still visible.
Add whiskey and stir.
Place ice on top of mixture and stir gently. The ice will melt, diluting your strawberry mint julep drink to a balanced, less potent libation. Garnish with mint leaves and strawberry