Dice the onion and Bramley apples then fry on a low heat with the olive oil, ground fennel seeds and sugar for around 20 minutes until beautifully caramelised
Preheat the oven to 200ÂșC
Microwave the vegan sausages for 2 minutes to soften then crumble up in a bowl then mix with the apples and onion
Roll out the sheet of puff pastry, slice in half, then add the sausage mix to each half
Fold over the pastry then seal by prodding the edges with a fork