Instapaper very cheap account does almost this. I click my ReadLater Instapaper bookmarklet and it sends an ebook with the lastest 50 pages to my kindle email.

Instapaper very cheap account does almost this. I click my ReadLater Instapaper bookmarklet and it sends an ebook with the lastest 50 pages to my kindle email. Not perfect, since it sends some stories multiple times, but works fine.