Toss the tofu in 5 tbsp of the cornstarch & season with salt & pepper. Fry until golden & crisp then remove from the pan and set aside
Mix the crispy chilli oil, tamari, agave, rice vinegar, water & remaining cornstarch together in a small bowl
Fry the garlic and whites of the spring onion for about 30 seconds until fragrant
Add the sauce mix, cook until thickened then return the tofu chunks to the pan and toss to coat evenly
Serve garnished with spring onion and sesame seeds