The loved up couple beamed at each other in a black Escalade before tenderly embracing after stepping out with Ben's son Sam, nine, and and JLo's daughter, Emme, 13.
The blended family sighting comes amid reports that the pair are set to move in together 'very soon,' and that both want to be 'involved' in each other's children's lives.
Getting serious: Jennifer Lopez and Ben Affleck grab lunch with their kids at the Brentwood Country Mart amid reports they are set to move in together 'very soon'Insurance Loans Mortgage Attorney Credit Lawyer
The Hustlers star, 51, looked effortlessly stylish in a summery white jumpsuit which she accessorized with a yellow Louis Vuitton bag and a pair of neon accented sneakers.
Beating the LA heat her hair was tied up in a top knot and she was seen emerging out of a white SUV with Emme, while Ben and Samuel arrived in his black SUV.
The Good Will Hunting actor, 48, donned his usual casual display as he rocked jeans and sneakers and he showed off his bulging muscles in a fitted grey T-shirt.
Pack mentality: The kids looked to get on swimmingly and it had been reported that both wanted to be 'involved' in the other's kids' lives
Tender touch: She couldn't keep her hands off her hunky man during the outing
Ben was seen ordering for the group at a food window while sharing a chat with Emme who stood next to he and Garner's son Samuel.
And Lopez couldn't keep her hands off her man as she tenderly rested her hand on his back before they enjoyed lunch.
Despite arriving separate the pair were seen leaving sans-kids in Ben's ride and he proved to be the ultimate gentleman as he opened the door for her before they shared a laugh.Insurance Loans Mortgage Attorney Credit Lawyer
The sighting comes after the pair spent a romantic weekend together in The Hamptons for July 4, before they