Hass avocados are among the more oily variety of avocados and create the best guacamole because of that oily-ness. You might think a Bacon avocado is best because it contains the word “bacon”, but Bacon avocados are watery and they don’t taste like bacon. Also, around 80% of the avocado harvest are Hass avocados, so the answer is clear. Want to make the best guacamole? It Hass to be Hass.