There's a Carolina style which is mostly either mustard or vinegar.
有卡罗莱纳风格，主要是芥末或醋。
英语百科
Carolina style
Carolina style refers to an established set of condiments for hot dogs and hamburgers, originating in the Coastal Plain and Piedmont regions of North Carolina. The classic combination is chili, slaw and onions; locally, mustard sometimes replaces slaw, or is added as a fourth item.