Remove the tins from the oven, transfer
the hot muffins to a wire rack, and cool slightly.
Aka I couldn't wait to taste test one and burned my mouth on
a hot muffin.
Bits the grown ups need to take over are getting the oven tray in and out of the hot oven, putting the mozzarella onto the hot partially baked muffins and removing
the hot muffins from the baking tin.
Later, when you want
a hot muffin in a hurry, you can take several of the «pucks» out of the freezer, pop them into a muffin pan, and bake them right up!
Allow muffins to cool for 30 minutes in
the hot muffin tin before moving to a cooling rack to continue cooling.
To quote Anthony Hopkins playing Kellogg in the film Road to Wellville, «They're huge and smell no more than
a hot muffin.»
Be careful because the drippings will sizzle when touching
the hot muffin tins.