In a medium bowl, take other half of the avocado and mash with a fork.
04Add chili peppers, egg, onions, minced garlic and salt and pepper. Stir to combine.05Add ground beef to the mixture and combine well.06Shape into 4 beef patties.07Chill in ref. for 10 minutes.08Heat a outdoor grill on medium heat or a skillet.09Grill or pan fry hamburger patties until no longer pink inside. (10-15 minutes per side ).10Add monterey jack cheese and let melt.11Butter each hamburger bun and toast on the top shelf of a grill or in the oven on broil.12Mayonnaise each hamburger bun and top with hamburger, tomato, slice of avocado, onion (opt) and lettuce (opt).13Serve with french fries , or potato chips or one of your favorite snacks.