Four Roses OBSK Single Barrel Bourbon 750 mL

Warehouse No: B S

Barrel No. 51-6 O

The OBSK recipe from Four Roses is one of the distillery’s most sought-after single barrel expressions. Decoded, OBSK represents a high-rye mashbill (“B”) paired with the “K” yeast strain, known for delivering bold spice and rich baking notes.

As a single barrel offering, each bottle reflects the unique characteristics of its individual cask while maintaining the signature Four Roses balance of complexity and drinkability.

Tasting Notes

• Nose: Baking spice, clove, cinnamon, vanilla, and light oak
• Palate: Bold and spicy with rye-forward notes, caramel, pepper, and toasted oak
• Finish: Long, dry, and warming with lingering spice and oak

Vital Stats

• Type: Kentucky Straight Bourbon Whiskey
• Style: Single Barrel
• Recipe: OBSK (High Rye Mashbill + “K” Yeast)
• Proof: Typically 100 Proof (varies by barrel)
• Bottle Size: 750mL
• Distillery: Four Roses

What Makes It Special
OBSK is one of the most spice-driven recipes in the Four Roses lineup, making it a favorite among enthusiasts who prefer a bold, high-rye profile. The single barrel format adds collectibility and variation, often making specific barrel picks highly desirable.

A strong choice for bourbon drinkers looking for complexity, spice, and a step up from standard small batch offerings.