Cut peels from orange and grapefruit.
Remove citrus segments, avoiding the pith. Keep the scraps for juicing!
Dice tomatoes, jalapeno, red onion, orange, grapefruit, cilantro and avocado.
In a large bowl, add tomatoes, jalapeno, red onion, orange, grapefruit, lime juice, salt and cilantro. Stir to combine.
Add diced avocado on top and enjoy!