How to make
Mash the banana with a fork into a bowl, add the oatmeal and egg. Mix the oatmeal mixture well.
Add the flaxseed, vanilla and stir again.
Shape the dietary cookies and place them in a baking tray.
Bake the banana and oat cookies for 12-15 minutes at 360°F (180°C) and serve them with tea in the afternoon.