Kendall Jenner/Instagram

https://www.instagram.com/p/BqgYPH9j_gl/Kendall Jenner/Instagram

Dressed in a long-sleeved burgundy-colored dress that hit mid-thigh, Kardashian placed a hand on her belly as she and exScott Disickstood with their two older children —Penelope Scotland, 6, andMason Reign, 9 next month — and Kardashian’s grandmotherMary Jo “M.J.” Houghton.

Kourtney Kardashian.Kendall Jenner/Instagram

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Kourtney Kardashian’s Instagram comment.Kendall Jenner/Instagram

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In a photo Kardashian posted to Instagram Thursday, she and Disick, 35, starred alongside Penelope, Mason and their youngest child — sonReign Aston, 4 next month — where sheexpressed her gratitude tobe able to share the holiday with all (well, most) of those she holds most dear.

“I woke up this morning in bed with my children, in the same house as my sisters (minus @khloekardashian 😩😢i miss you), my brothers, the father of my kids, my mommy, my grandma, my nieces and nephew. I feel beyond grateful. Happy Thanksgiving!” shecaptioned the shot.

Hours before sharing the adorable photo, Kourtney posted videos of herThanksgiving dinner onher Instagram Stories, in which she bragged about teaching her younger sisterKylie Jennerhow to cook.

RELATED VIDEO:Scott DisickSays He’s in a “Different Place” in Life: “I Can Have Fun and Still Hold Down a Job”

Disick and Kardashian ended their nine-year relationship in July 2015, just seven months after welcoming son Reign.

Upon their return from a recent family vacation to Bali, Kardashian wasspotted grabbing sushi at Noburestaurant in Malibu, California, with Disick and his girlfriendSofia Richieon Nov 4.

A source previously told PEOPLE Kardashian “doesn’t necessarily care to get to know Sofia better, but she feels she needs to because of the kids.”

source: people.com