Seasonal sunrooms are typically unheated, made of three walls of windows and an entry way to the rest of the home that can be closed off in poor weather.
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The cause of death was ruled as exposure since the portion of the hospital where she was found was unheated and unused.
Place in a lightly greased bowl, rolling around the bowl until coated, then cover with a dishtowel or a paper towel and let rise in an unheated oven for until doubled in size or for about one hour.