- 500 grams premium lean beef
- 1 onion finely diced
- 2 cloves garlic crushed
- 1 tablespoon beef stock powder
- 1 tablespoon Best Foods mayonnaise
- 1/2 cup soft bread crumbs
- sea salt
- cracked black pepper
- 20 grams butter
- 2 onions finely sliced
- dash of balsamic vinegar
- sprinkle of brown sugar
- 1 tablespoon wholegrain mustard
- 3/4 cup Best Foods mayonnaise
- 4 slices Swiss cheese block sliced
- summer greens
- 4 brioche burger buns
Combine the beef mince with the onion, garlic, stock, mayonnaise and breadcrumbs and mix thoroughly.
Divide the mixture into 4 and shape into generous patties and chill until required.
Heat the butter in a pan and sauté the onions for 4-5 minutes until soft and fragrant.
Add the balsamic, brown sugar and mustard, cook for 2 minutes then cool.
Fold cooled onion mixture into the mayonnaise.
Heat the bbq grill or grill pan and cook the patties 4-5 minutes each side until well coloured and cooked through.
Transfer the patties to an oven tray and top each with a slice of cheese.
Cook the patties for 1-2 minutes until the cheese is melted.
Spilt and toast the buns, spread each with a little onion mayo mixture then arrange with a few green leaves, top with the melting cheese burger patties and finish with a spoonful of mustard-onion mayonnaise and cracked pepper.