1 lb. ground beef (sirloin) browned, salted and peppered.

Mix together:

1 avocado chopped (firm)
1 red onion (medium)
8 to 10 medium mushrooms chopped
(Sprinkle above with lemon juice)
1 big tomato chopped and added to above
2 minced garlic cloves, fry with beef
1 chopped Jalapeno pepper (1 per lb. of beef)
1 can black olives

Toss together and sprinkle with parmesan cheese. Serve with Nacho chips.