Sous Vide Dill Pickles

Ingredients

• 1 cup white wine vinegar
• 1/2 cup granulated sugar
• 3 tablespoons kosher salt
• 1 teaspoon black peppercorns
• 1/3 cup ice-cold water (or 1/3 cup ice cubes)
• 4 pickling cucumbers, sliced into 1/4-inch-thick coins
• 1/2 red onion, sliced into 1-inch pieces
• 4 sprigs fresh dill
• 2 cloves garlic, peeled