In a large mixing bowl, add the quinoa, black beans, tomato, red onion, sunflower seeds, green onion and cilantro. Gently stir and set aside.
In a small mixing bowl, add the avocado and mash well with a fork. Add the lime juice, Coconut Aminos, cumin, red pepper flakes and salt. Stir everything together.
Add the avocado mixture to the quinoa mixture and gently stir until the dressing is thoroughly incorporate.