Gather ripe avocados, lime juice, salt, onion, tomato, cilantro, and jalapeño if desired
Cut the avocados in half, remove the pits, and scoop the flesh into a bowl
Mash the avocado with a fork to your preferred texture
Add lime juice and salt
Mix in finely chopped onion, tomato, cilantro, and jalapeño
Taste and adjust seasoning as needed
Serve immediately with chips or as a topping