Ruben's Cooler No. 2

Ingredients

• 1.5 cups club soda 
• 2 cups cucumber unpeeled thinly sliced
• 2.3 cups hendrick's gin 
• 1 teaspoon kosher salt 
• 1 cup juice of lemon fresh
• 1.3 cups st-germain liqueur 

Equipment

• baking sheet
• baking paper

Directions

1. Line a large rimmed baking sheet with parchment paper. Arrange cucumber slices in single layer on prepared sheet. Freeze until solid, about 1 hour. DO AHEAD: Can be made 2 days ahead. Cover and keep frozen.
2. Combine gin, liqueur, lemon juice, salt, and 2 cups ice in a large pitcher. Cover and refrigerate until chilled, about 2 hours. Stir club soda and frozen cucumber slices into pitcher. Fill 12-ounce highball glasses with ice.
3. Pour cocktail into glasses and serve.
4. Bon Appétit