Slice one large Spanish onion into thick slices (¼ inch).
Heat 3T butter and 1T oil in a saucepan over medium heat.
Add onion slices.
Mix onions well to coat. Spread evenly over the pan.
Let cook, careful not to let them burn.
Stir occasionally until translucent (about 15 minutes)
Add 4-6T of Mista Brown’s Original Jerk Sauce and reduce to desired consistency.
Divide the meat into 2-3 equal portions (about 6 ounces each)
Form each portion loosely into 3/4 inch-thick burger and make a deep depression in the center of the patty with your thumb.
Season both sides of the burger with Mista Brown's Authentic Jamaican Jerk Sauce
Using a Grill: Heat a gas grill to high or heat coals in charcoal grill until they glow bright orange and ash over. Brush the burgers with oil. Grill the burgers until golden brown and slightly charred on the first side, about 3 minutes. Flip burgers. Cook beef burgers until golden brown and slightly charred on the second side. 3 minutes before topping with cheese. After topping with cheese allow to cook one more minute.
Using a Grill Pan: Heat a grill pan over high heat on top of the stove. Cook the burgers as for a grill, above.
Using a Saute Pan or Griddle: Heat the oil in the pan or griddle over high heat until the oil begins to shimmer. Cook the burgers until golden brown and slightly charred on the first side, (approx. 3 minutes) Flip over the burgers. Cook beef burgers until golden brown and slightly charred on the second side, 4 minutes for medium rare (3 minutes if topping with cheese) or until cooked to desired doneness.
Add the cheese to the tops of the burgers during the last minute of cooking tent with tinfoil to melt cheese.
Note: Baste the burgers with Mista Brown’s Original Jerk Sauce while grilling. For more flavor add some sauce to the raw beef mixture before forming the patties too. Adjust sauce to desired preference. You can always add a “likkle” more at the end.