Preheat your oven to 350 F.
In a medium sized bowl, whisk together your mashed banana, eggs, sugar, coconut oil, and vanilla extract until smooth.
Add in your oats, oat flour, cinnamon, baking soda and salt. Stir together until evenly mixed.
Fold in your chocolate chips.
Line a baking sheet with parchment paper and scoop out 2 tbsp worth of batter about 1 inch apart from one another.
Bake for 12-15 minutes, until the edges begin to brown. My oven needed 13 minutes.
Keep stored in an airtight container in a cool place for up to 3-4 days, refrigerate for up to 1 week or freeze for up to 3 months.