11/24/2011 at 11:00 AM EST
may be going through a rough time
in her personal life, but there is one thing she's particularly thankful for this Thanksgiving: her family.
"I think the holidays are just about winding down and spending time with your family," the reality star tells PEOPLE Wednesday at the Los Angeles Mission Thanksgiving Dinner, where she was on hand to help serve food.
"That's what it's going to be about this year for me."
Kardashian, 31, will be joining the rest of her close-knit clan – including Dancing with the Stars runner-up
Rob – for a potluck Thanksgiving meal at mother Kris Jenner's
"We're each cooking a dish, bringing it over and just hanging out," says Kardashian, 31, who already knows what her culinary contribution will be.
"I'm going to make the sweet potato soufflé," she shares. "It's really good!"