Vegan banana bread

1. Heat the oven to 180°C (355°F) and line a loaf tin.
2. Mash three of the bananas and whisk with the oil, sugar, milk and vanilla.
3. Mix in the flour, baking powder, cinnamon and salt, then the walnuts.
4. Pour into the tin. Halve the last banana lengthways and lay it on top, cut side up.
5. Bake for 50–55 minutes until a skewer comes out clean.

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