This cocktail is a perfect marriage between the bold flavors of bourbon and the bitterness of an IPA beer. Here's what you'll need:

Ingredients:
- 2 oz. bourbon
- ¾ oz. lemon juice
- ½ oz. simple syrup
- 1 oz. IPA beer
- Ice
- Lemon peel for garnish

Instructions:

1. Fill a cocktail shaker with ice.
2. Add bourbon, lemon juice, and simple syrup to the shaker.
3. Shake vigorously until the drink is chilled.
4. Strain the mixture into a rocks glass filled with ice.
5. Slowly pour the IPA beer over the top of the drink.
6. Garnish with a lemon peel.
7. Sip and savor the unique combination of flavors in every sip. Cheers!