The couple volunteered through Project Angel Food, a Los Angeles nonprofit that prepares and delivers medically tailored meals to chronically ill people.
The news comes after the Duke and Duchess of Sussex had looked to register Sussex Royal as a global brand trademark for a range of items, activities and a charitable foundation.
The couple recently spoke out about how the negative press attention hurt their family for the ITV documentary “Harry & Meghan: An African Journey,” which follows their royal tour in southern Africa.
Meghan Markle and Prince Harry are under fire from insiders who allege that the Duke and Duchess of Sussex are a PR nightmare for the royal family.
On Meghan's birthday, a post on the couple's official Instagram page featured a picture of the Duchess in a blue dress along with a birthday note from Prince Harry.
The christening of Archie Harrison Mountbatten-Windsor will be a small, private event with fewer than 25 friends and family members in attendance.
(FOX NEWS) -- Prince Louis just celebrated his first birthday on April 23 and is already an expert on his royal wave.
In a second message, Baker said that the tweet was "supposed to be a joke about Royals vs circus animals in posh clothes but interpreted as about monkeys & race, so rightly deleted."
"Harry and Meghan have chosen to forgo all titles in an effort to give their child as normal of a life as possible. He is eligible legally to become an earl, but they’ve chosen not to use that."
The new baby weighs 7lbs. 3oz.