An easy sandwich to put together but the flavors will make it seem as if you spent all day making it! The caramelized onions bring a sweet and unique flavor that helps make this sandwich irresistible! Get this caramelized onion, mushroom, and swiss cheese melt on your table!

Caramelized Onion, Mushroom, and Swiss Melt

An easy sandwich to put together but the flavors will make it seem as if you spent all day making it! The caramelized onions bring a sweet and unique flavor that helps make this sandwich irresistible! Get this caramelized onion, mushroom, and swiss cheese melt on your table!

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