The couple, who are expecting their first child together, were delighted to share their excitement with close friends and family at an upscale eatery Press Lounge, reported Contactmusic.
The actress will reportedly get married to the art consultant next month.
Barrymore had quite an eventful day as she was spotted trying wedding veil in the city with her future mother-in-law Coco, following a pre-natal yoga class.
This will be Barrymore's third marriage as she was earlier married to bar owner Jeremy Thomas and comedian Tom Green.