Preheat oven to 180℃.
Line a baking tray with parchment paper and layer it with oats, chia, and sesame seeds.
Roast the mixture on the top shelf for 10 minutes. Place the roasted mix in a large bowl and stir in cranberries. Set aside.
Then blend the bananas, coconut oil, flax meal, vanilla extract and matcha until smooth. Combine both mixtures until well-incorporated.
Line a baking pan with parchment paper and layer it with your energy bar mixture. Press down on it to compact the mixture. Bake for 30 minutes, or until the bars are golden on top.
Allow to cool completely before slicing into bars. Dust with more matcha (optional).