Bake for 35 minutes, until the puffs are deep brown.
06Remove from the oven, wait a few minutes until cool enough to handle, then remove the puffs from the pans. You may need a small knife to help pry them out.07Mix the sugar and cinnamon in a medium bowl. Thoroughly brush each puff all over with melted butter, then dredge in sugar and cinnamon mixture to coat completely. Let cool on a baking rack.