What You Need: 2 c.  sweet Bermuda onion, chopped2 c.  Swiss cheese, shredded2 c.  light mayonnaise How to Make It: Place the oven on 350 degrees and allow the oven to heat while assembling the dip.Dump the onions into a mixing bowl.Pour in the Swiss cheese.Fold in the mayonnaise being sure to incorporate all the ingredients together well.Spread the dip into an ungreased 9 in glass pie plate. Bake 55 minutes, remove and allow the dip to cool slightly. Serving Size: 2 cups…