Hot Caramelized Onion Dip Recipe

"When entertaining over the holidays it is a good idea to have some tasty appetizers on hand. Although the holiday cookies are always welcome it is also nice to have something savoury and it is hard to go wrong with a melted cheesy dip! A while ago I made a hot sweet onion dip that was so good! The sweet onion went surprisingly well with the melted cheese! While I was enjoying the hot sweet onion dip I thought, why not caramelize the onions first? I had to try the caramelized onion version of the dip so I filed the..."