These are palmiers, or sugar cookies made with puff pastry. The recipe is from Jacques Torres' 'Dessert Circus' (<a href="//commons.wikimedia.org/wiki/Special:BookSources/0688156541" title="Special:BookSources/0688156541">ISBN 0688156541</a>, p. 86-87).
<a rel="nofollow" class="external text" href="https://www.flickr.com/people/70025159@N00">jytyl</a>
CC BY 2.0
<a rel="nofollow" class="external text" href="https://www.flickr.com/photos/70025159@N00/2092045309/">Palmiers, or Puff Pastry Sugar Cookies</a>