01 - 
                Cook onions with thyme and bay leaf in butter and oil until deep brown, about 45 minutes.
              
              
              
                02 - 
                Add wine, boil off alcohol. Add broth and simmer.
              
              
              
                03 - 
                Pour into oven-safe bowls, top with baguette and cheese.
              
              
              
                04 - 
                Broil 3-5 minutes until cheese is golden.