Are Chris Evans and Minka Kelly Dating Again?

Are Chris Evans and Minka Kelly Dating Again?, Chris Evans and Minka Kelly just might be working on a sequel – to their romance.

After breaking up last year, the on-and-off couple have been spending time together in recent months, a source tells PEOPLE. The Captain America star, 33, and Kelly, 34, who recently starred on the FOX series Almost Human, met up for lunch at Evans's home on Oct. 21 and enjoyed carryout from Hugo's Tacos in Los Angeles. "It was just a friendly lunch," says a source.

The two also spent time with his family in late September at karaoke night at Lavender Asian Cuisine & Bar in Evans's hometown of Sudbury, Massachusetts, onlookers tell PEOPLE.

"It looked like a family night out," a fellow patron says. "They were with a bunch of people, including Chris's family, and Chris and Minka sat in the back while other people in their group got up and did some karaoke." The pair, who reportedly first dated in 2007 before getting back together in 2012, "looked like they were having a great time," the onlooker says. "They all got into the locals singing karaoke."

Adds a second witness: "They sat next to each other, they were off in a corner, having drinks and keeping to themselves but still part of the group. They kept a very low profile. They're really cute!"