10:00 AM PT -- Her dad, Mike Huckabee, just weighed in on the incident by tweeting ... "Bigotry. On the menu at Red Hen Restaurant in Lexington VA. Or you can ask for the “Hate Plate”. And appetizers are “small plates for small minds”

8:45 AM PT -- Sanders just said, "Last night I was told by the owner of Red Hen in Lexington, VA to leave because I work for @POTUS and I politely left. Her actions say far more about her than about me. I always do my best to treat people, including those I disagree with, respectfully and will continue to do so"

A restaurant owner in Lexington, Virginia kicked Sarah Huckabee Sanders and her party out of his restaurant ... on moral grounds.

The waiter at The Red Hen said, "I just served Sarah Huckabee Sanders for a total of 2 minutes before my owner kicked her out along with 7 of her other family members."

Others say the owner didn't want Huckabee Sanders in the restaurant out of "moral conviction."

This is the second time this week someone from the Trump Administration was drummed out of a restaurant. Earlier this week, Homeland Security Secretary Kirstjen Nielsen was booted from a Mexican restaurant near The White House.