Vanilla Cinnamon Maple Whiskey Sour

Bahan-bahan (1 porsi)

• 2 ounces (1/4 cup) bourbon
• 1 ounce (2 tablespoons) lemon juice
• 1 tablespoon maple syrup
• 1 dash vanilla extract (I do 1/4 teaspoon-ish)
• 1 pinch cinnamon (I do 1/8 teaspoon-ish)
• cinnamon stick and rosemary, for serving