Best Vegan Red Lentil Sausage Rolls with Puff Pastry

Name: Best Vegan Red Lentil Sausage Rolls with Puff Pastry
Prep time: 10 min
Cook time: 35 min
Total time: 45 min
Cuisine: European, British, Asian
Ingredients: 180g (1 cup) red lentils; 1 teaspoon ground coriander; 1 teaspoon ground cumin; 1 teaspoon ground ginger; 1 teaspoon ground turmeric; 1/2 to 1 teaspoon chilli powder; 500ml (2 cups) vegetable stock (1 stock cube); 1 pinch salt and black pepper; 320g (11 oz) ready-rolled puff pastry; 2 teaspoons olive oil (other oil or milk), for brushing; 1/2 teaspoon seeds (sesame, poppy or nigela). optional