Preheat oven to 350° F. Spray a baking sheet with cooking spray and set aside.

Combine oats, coconut, flax, salt, pecans, and blueberries in a large mixing bowl.

Mash 3 very ripe bananas and and to a separate, smaller bowl. Stir in oil, honey, and vanilla.

Add the banana mixture to the oats and mix until well combined.

Press 2 tablespoons of mixture into a 2 1/2-inch round cookie cutter, then place on the prepared baking sheet. Continue with remaining mixture until all batter has been used.

Bake for 20 minutes or until fragrant and golden. Allow to cool on the pan before serving.