California Avocado Burger

Ingredients

 * 2 tbsp Worcestershire sauce
 * 2 tbsp salt
 * 1 tbsp pepper
 * 5 pounds lean ground beef
 * 8 onions, sliced
 * 8 tomatoes, sliced
 * 6 California avocados, seeded, peeled and mashed
 * lettuce leaves as needed
 * 24 sesame burger buns

Directions

 * 1) Combine Worcestershire, salt and pepper and ground beef.
 * 2) Scale into 5 oz portions.
 * 3) Shape into patties.
 * 4) Refrigerate at least 30 minutes.
 * 5) Broil, grill or pan fry to desired doneness.
 * 6) Serve on bun with lettuce, sliced tomatoes and onion.
 * 7) Place approximately 2 oz of California avocado on top of each patty.