In one embodiment, a method includes receiving a text post from a client system of a first user of an online social network and parsing the text post to identify a query associated with the post. The method includes receiving one or more comments responsive to the text post from one or more second users of the online social network and determining, for each of the comments, whether the comment includes a recommendation responsive to the query. Moreover, the method includes identifying, for each comment with a responsive recommendation, one or more objects of the online social network associated with the recommendation and generating an aggregated recommendation list responsive to the query, where the list includes references to one or more of the identified objects.