INGREDIENTS
For the burgers::
1
to 1 1/2 pounds ground chuck (80% lean)
Truffle salt or kosher salt
Freshly ground black pepper
4
slices brie cheese
For the garlic mayonnaise::
1/4 cup
mayonnaise
1
garlic clove, minced
1 tbsp
fresh lemon juice
1/4 tsp
kosher salt
1/4 tsp
ground black pepper
For finishing::
2 cups
arugula
1/2 cup
caramelized onions
4
[url]burger buns∞../2013/06/whole-wheat-burger-buns.html[/url], toasted if desired