Sprinkle top with 1/3 cup parmeson cheese and bake, uncovered, for 15 minutes at 425 degrees.
Notes
Evaporated milk, known in some countries as unsweetened condensed milk, is a shelf-stable canned milk product with about 60% of the water removed from fresh milk. It differs from sweetened condensed milk, which contains added sugar.
Recipe by Keeping With The Times at https://www.keepingwiththetimes.com/festive-onions/