It's possible that she judged you because of your race and/or age.
It's possible that she judged you because of what you were buying.
It's possible that she caught a glimpse of your card and thought it looked like a food stamp card.
It's possible that her last three orders were paid for with food stamps, so she was just in that frame of thinking.
No matter WHY she assumed what she did, she should never have spoken her thoughts aloud (thus proving once again what happens when one ASSumes).
From your description of the event, it didn't seem she was rude or disrespectful to you in any other way, and she seemed embarrassed about her mistake, so I would not be offended. Hopefully she'll remember to keep such thoughts to herself next time, though.
It's possible that she judged you because of what you were buying.
It's possible that she caught a glimpse of your card and thought it looked like a food stamp card.
It's possible that her last three orders were paid for with food stamps, so she was just in that frame of thinking.
No matter WHY she assumed what she did, she should never have spoken her thoughts aloud (thus proving once again what happens when one ASSumes).
From your description of the event, it didn't seem she was rude or disrespectful to you in any other way, and she seemed embarrassed about her mistake, so I would not be offended. Hopefully she'll remember to keep such thoughts to herself next time, though.