Preheat oven to 350 degrees F.
In a stand mixer blend the eggs and sour cream until combined.
Whisk the flax, salt, baking powder, coconut flour and protein powder together in a bowl.
Slowly pour dry mixture into wet in the mixer.
Combine cheddar cheese with Italian seasonings and garlic powder in a small bowl.
Stir in ½ of the cheddar cheese and seasoning mixture into the batter in the mixer.
Grease 2 donut pans with olive oil cooking spray.
Pour batter evenly into each.
Spoon ½ of the cooked sausage crumbles into the batter of each.
Sprinkle the rest of the cooked sausage crumbles over the top of each bagel .
Bake for 20 minutes.
Remove from oven and add the rest of the shredded cheese over each bagel.
Bake another 5 minutes.
Cool slightly then using a knife, loosen around the edges of each bagel and in the center.
Enjoy warm or refrigerate and reheat for 30 seconds to a minute in the microwave.