Jalapeño Cheeseburgers with Bacon and Grilled Onions

Ingredients

• 1 cup sour cream
• 1 cup mayonnaise
• Assorted additional toppings (such as tomato and grilled onion slices)
• 2 cups coarsely shredded sharp white cheddar cheese
• 8 lettuce leaves
• 8 hamburger buns or 3- to 4-inch square focaccia rolls
• 2 tablespoons Worcestershire sauce
• + 20 more ingredients
• • ¼ cup parsley
  • 1 tablespoon jalapeño chile
  • 1 small onion
  • 2 pounds ground beef
  • 4 green onions
  • 6 tablespoons fresh lime juice
  • ½ cup fresh cilantro
  • Nonstick vegetable oil spray
  • 16 bacon slices
  • 3 tablespoons butter
  • 2 teaspoons golden brown sugar
  • 1 teaspoon instant coffee crystals
  • 2 tablespoons ketchup
  • 2 tablespoons Worcestershire sauce
  • ¹/₃ cup light corn syrup
  • ¼ teaspoon cayenne pepper
  • 1 teaspoon ground black pepper
  • 1 teaspoon salt
  • ½ teaspoon cayenne pepper
  • 2 tablespoons jalapeño chile

Whisk all ingredients in medium bowl to blend. Season sauce with salt and pepper. Gently mix all ingredients in large bowl. Form mixture into eight 1/2- to 3/4-inch-thick patties. Place on small baking sheet. Cover and chill at least 2 hours and up to 1 day. Stir first 5 ingredients in small sauc...

View full recipe at Epicurious