Tyler Florence's burgers are extra juicy and flavorful because they're made with brisket, but chuck works too (don't use extra-lean meat or the burgers will be dry).
Master Recipe: Ulitimate Burgers
More: Get Tyler's ultimate burger toppings
Once your burger is perfectly grilled, add the ultimate toppings
Ultimate burger toppings
More: How to grill burgers, chicken, and ribs