The best replacement for fondue is chocolate fountain.

The best alternatives to fondue are rated as following:
★★★★★  chocolate fountain
★★★★  melting pot
★  regular fondue
★  hot pot
★  choclate fountain
  fondant

Your alternative for fondue is not listed? Suggest!
Speaking about fondue, one probably shouldn't forget about kirsch.

Other search terms related to fondue and their ratings are:
★★★★★ kirsch
sterno
You have in mind a companion for fondue and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of fondue in all years. Click on graph for more.
fondue
chocolate fountain
melting pot