Preheat oven to 350℉
In a large mixing bowl, mash bananas and mix in butter, sweetener, vanilla, and eggs
Add almond flour, flaxseed, protein powder, and baking powder. Stir until combined. If needed, add more almond flour until dough reaches a pliable consistency that can be handled with your bare hands without sticking too bad.
Prepare countertop with parchment paper and sprinkled almond flour
Pour dough out onto parchment paper and begin rolling it out into a rectangle and it is about ¼in thick. Use almond flour to keep the rolling pin from sticking to the dough
In a smaller bowl, mix together all filling ingredients into a thick paste and spread it evenly all over the rolled dough
Then, using the parchment paper for support, roll dough into a log
Using floss or sharp, clean knife and cut log into 12 equal cinnamon rolls
Lay each roll into a prepared 9x13 pan and bake for 40-50 minutes
While baking, mix together all icing ingredients in a small bowl and add Almond Milk one tbsp at a time until desired consistency is reached.
After rolls are baked and cooled, top with icing and enjoy!