The couple hit up Sugarfish restaurant, a very low-key, no-reservations-accepted, eatery in a strip mall, known for its outstanding sushi.
Just a week ago, the took an almost honeymoon-like vacation to Australia.
Ashton's estranged wife, Demi Moore, turns 50 on Sunday and as Radar reported, after a rough last year, she's now looking healthy again.
She and Ashton have made no move in the courts yet to end their marriage though.
They're believed to be privately negotiating their financial settlement before filing.