Simmer for 10 minutes, then whisk in the gravy granules and stir until thickened. Season with salt and pepper to taste. When the swede and sweet potato are cooked, drain and mash until smooth.
The classic sausage and mash served with homemade onion gravy and peas. Simple and sure to please all the family. This is designed to be a low cost recipe. Preheat the oven to 200C/180C Fan/Gas 6.
Melt the butter in a saucepan for the mash, add the mash and cream and mix thoroughly, serve a big spoonful with the sausages and onions and gravy. Stand back and marvel at what you have just created.
Sausage and mash or 'bangers' and mash ... I pride myself on making a decent onion gravy. Bisto is ok, it is, don't be a snob! But spending an extra 10 minutes to get a rich sauce bursting ...