Veggie sausage and mash with onion gravy
This is made possible by BBC Foods! Ingredients For the mash 800g/1lb 12oz potatoes, peeled, halved and cut into 1cm/½in slices 100ml/3½fl oz milk 20g/¾oz butter 300g/10½oz frozen peas For the sausages and gravy 2 tbsp vegetable oil 6–8 frozen vegetarian sausages (see recipe tip) 1 medium onion, thinly sliced 1 tbsp plain flour 300ml/½ pint vegetable stock, made with 1 stock cube 1 tbsp ketchup…