 This creamy, addictive condiment could very well have been what your grandfather used at his barbecue. Bauer's has been delighting generations for 130 years. The best-kept secret in mustard is now out of the jar. Buy a jar online at abauersmustard.com. That's A-B-A-U-E-R-S, mustard.com. Or from your local store listed on their website. Again, abauersmustard.com.