Spread the vegetables and apples onto a baking tray lined with baking paper, mix with the oil, season.
Approx. 40 mins. in the centre of an oven preheated to 220°C. Wrap all of the sausages in bacon. Remove the tray from the oven, place the sausages on top of the vegetables, cook in the upper half of the oven for approx. 20 mins.