Lemonades

• 1 1/2 cups fresh orange juice
• 1 1/2 cups fresh pink grapefruit juice
• 1/2 cup fresh lemon juice
• 2/3 cup caster sugar
• Ice cubes, to serve
• Mint leaves, to serve
• Orange and lemon slices, to serve
• 4 cups sparkling mineral water

Stir fruit juices and sugar together in a large jug until sugar dissolves. Add ice, mint and orange and lemon slices, then top with mineral water.