Ingredients

  • 2 serrano chiles or jalapeno peppers, seeded and minced
  • 3 tablespoons chopped fresh cilantro
  • 1 teaspoon ground cumin
  • 1 teaspoon salt
  • 1/2 teaspoon freshly ground black pepper
  • 1 1/2 pounds ground sirloin
  • 4 thick slices red onion or sweet onion
  • 4 hamburger buns, split
  • 4 slices colby-Jack cheese with peppers
  • 4 tomato slices
  • 1 sliced peeled avocado
  • 1/4 cup pickled jalapeno pepper slices
  • Mayonnaise (optional)

Method

  • Preheat grill to medium-high heat (350° to 400°). Combine first 5 ingredients in a large bowl. Add sirloin, stirring until combined. Shape mixture into 4 large patties. Chill until ready to cook.
  • Grill onion slices on well-greased grill grates 4 minutes on each side. Grill buns, cut sides down, 1 minute or until toasted.
  • Grill patties 5 minutes; carefully turn, and grill 3 more minutes or until desired degree of doneness. Top each patty with 1 cheese slice during last 1 minute of grilling time.
  • Top bun bottoms evenly with tomato slices, burgers, avocado slices, grilled onions, and pickled jalapeno slices. Spread bun tops with mayonnaise, if desired.