BEST ONION FOR HAMBURGERS RECIPES

Steps:

• Melt butter in 12-inch skillet until sizzling; add onions. Cook over medium heat, stirring occasionally, 35-40 minutes until onions are tender and deep golden brown.
• Stir in thyme, vinegar, 1/4 teaspoon pepper and 1/8 teaspoon salt. Continue cooking, stirring occasionally, 5 minutes or until onions are caramelized.
• Heat gas grill on medium or charcoal grill until coals are ash white.
• Combine ground beef, mustard and salt in bowl; mix lightly. Shape into 4 (3/4-inch thick) patties. Sprinkle both sides of patties with pepper.
• Place patties onto grill. Grill, turning once, 10-12 minutes or until internal temperature reaches at least 160°F or until desired doneness.
• Grill hamburger buns until toasted. Fill buns with hamburgers; top each with 1/4 cup onion mixture.

Steps:

• Cook onions and sugar in hot oil over low heat 20 to 25 minutes until onion is caramelized, stirring often. Stir in the 1/4 cup water, vinegar, and 1/4 teaspoon of the salt. Set aside and keep warm.
• Combine beef, parsley, tomato paste, Worcestershire sauce, 1/2 teaspoon salt, and pepper. Shape into 4 patties.
• Grill over medium-hot heat until beef is no longer pink.
• Serve on buns with caramelized onions, tomato slices and lettuce.