Remove the crisper plate from the COSORI Air Fryer basket and place the pepitas, sesame seeds, sunflower seeds, and poppy seeds directly into the basket.
Set temperature to 204°C and time to 5 minutes, press Shake, then press Start/Pause.
Shake the basket halfway through cooking. The Shake Reminder will let you know when.
Remove the seeds when done and transfer to a bowl to cool.
Place the crisper plate into the air fryer basket, then place the bread onto the crisper plate.
Set temperature to 170°C and time to 8 minutes, press Shake, then press Start/Pause.
Flip the bread over halfway through cooking. The Shake Reminder will let you know when.
Remove the toast when done, then spread the mashed avocado onto the top of each piece and season with salt. Generously sprinkle the roasted seed mixture onto the avocado and top with a handful of arugula, then serve.