This article explains why avocado is technically a fruit. Bottom Line: The avocado is a fruit. They also make a great topping for any salad. Fruits and veggies can bring balance to pizza night. Pair roasted-garlic broccoli and a colorful avocado and heirloom tomato salad to spices up your pie's sides. Every so often, someone will write me or ask me at a California Avocado Festival: is it true that the avocado is a fruit, not a vegetable?