1
general::
Also, serve up on a plate. Provide with something valuable for nothing, or give an unearned reward to; also, make it easy for. For example, She did no work at all, expecting to have everything handed to her on a silver platter, or Just ask them? they'll serve up the data on a plate. Both terms allude to being elaborately served at the table. [Early 1900s] Also see BORN WITH A SILVER SPOON.
American Heritage Idioms