Slice the avocado lengthwise into half.
Remove the pit and scoop out the avocado from the peel with a spoon into a bowl.
Mash the avocado with a fork to your desired consistency ( smooth or chunky)
Add onion, tomato, cilantro, garlic, lime juice, jalapeño(optional) and salt to taste. Gently mix with a fork.
Serve with tortilla chips or any of your favorite chips.