1: Preheat the oven and prepare a baking sheet.
2: In a bowl, mix almond flour, oat flour, tapioca flour/starch, baking powder, and sea salt.
3: Fold in frozen blueberries and coconut sugar.
4: Add Greek-style yogurt and mix until a dough forms.
5: Shape the dough into bagels and roll them in additional oat flour.
6: Place the bagels on the baking sheet and brush with whisked egg.
7: Bake until golden brown and cooked through.