- Preheat the oven to 200°C.
- Heat the olive oil in a large saucepan over a medium heat.
- Add the onion and celery and cook for approximately 5 minutes.
- Stir in the garlic and cook for a further 3 minutes, until softened.
- Add the Merchant Gourmet Simply Cooked Puy Lentils, Dijon mustard and white wine and cook until the liquid has evaporated.
- Remove from the heat and stir through the thyme, parsley, breadcrumbs, tamari, black pepper, nutritional yeast, ground coriander and Merchant Gourmet Whole Chestnuts.
- Mix thoroughly and leave to cool.
- Cut each puff pastry sheet in half lengthways to create 4 long strips.
- Brush the edges lightly with the plant-based milk.
- Divide the filling evenly between the pastry strips, running it along the centre and leaving a border around the edges.
- Fold the pastry over the filling and press firmly with a fork to seal.
- Repeat until all four rolls are assembled.
- Brush the tops with more plant-based milk and scatter with sesame seeds if using.
- Bake for 15–20 minutes, until golden brown and crisp.
- Allow to cool slightly before serving with mustard or ketchup, if liked.
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