Peanut Butter Old Fashioned
The dessert cocktail trend meets bourbon culture in this surprisingly sophisticated sipper. Fat-washed peanut butter bourbon creates a silky, nutty base that plays beautifully with chocolate bitters and brown sugar. The most shared bourbon cocktail video of 2025 — TikTok bartenders made fat-washing mainstream. — Crafted by Blinner with Love
Ingredients
- 2 oz Peanut butter fat-washed bourbon
- 0.3 oz Brown sugar syrup
- 2 dashes Chocolate bitters
- 1 dash Angostura bitters
- peanut butter cup (garnish) garnish
Pairs With
Pair with salted chocolate desserts, pretzels with dark chocolate, or peanut butter cookies to double down on the nutty richness and create a sophisticated sweet-salty balance.
Instructions
To fat-wash: mix 2 tbsp creamy peanut butter into 8 oz bourbon, let sit 4 hours, freeze overnight, strain through cheesecloth
Combine fat-washed bourbon, brown sugar syrup, and bitters in a mixing glass
Add ice and stir for 30 seconds
Strain into a rocks glass over a large ice cube
Garnish with a mini peanut butter cup on the rim
Tips
The fat-washing process sounds intimidating but is genuinely easy — the hardest part is waiting overnight Use natural peanut butter for a cleaner flavor without added sugars Make brown sugar syrup with equal parts brown sugar and hot water