Crispy bacon & brie grilled cheese sandwich with caramelised onions

Recipe: 

meat 

250 g Bacon 
ingredients 

3 Onions, large 
Baking powder & spices 

4 tbsp Brown sugar 
1/2 tsp Salt 
Oil and vinegar 

2 tbsp Olive oil 
Red wine vinegar 2 tbsp 
Bread and baked food 

4 slices Bread 
milk 

100 g Brie cheese