Preheat oven to 375 degrees F and line large baking sheet with parchment paper. In a large bowl, add almond flour, baking powder and salt; whisk well to combine.
Add Greek yogurt and stir with spatula to combine until a ball of dough forms. Knead it with a spatula about 20 times. Dough will be a bit sticky.
Transfer dough on a counter sprinkled with almond flour, form a log and cut into 6 even pieces. Roll each piece into a short rope and then form a bagel shape, pinching the ends together. Place on a baking sheet and repeat with remaining dough.
In a small bowl, whisk the egg. Brush bagels with an egg wash and sprinkle with everything bagel seasoning, sesame seeds, poppy seeds or onion flakes.
Bake for 23-25 minutes or until golden brown and puffy. Remove from the oven and let rest for 25 minutes (do not skip!). Slice, spread and enjoy with your favorite toppings.
Video
Notes
Store: Keep in an airtight container in a cool dark place for 3-4 days.
Freeze: Freeze in a resealable Ziploc bag for 3 months. Thaw on a counter for a few hours or pop into microwave or toaster.
Air fryer: You can also air fry bagels at 280 F for 15-20 minutes, depends on air fryer.