Wash the meat, dab dry and season with salt and pepper. Wash sage, shake dry, pluck leaves from the stems. Place about 2 sage leaves on each breast and wrap each in 2 slices of bacon.
Put them side by side in a roasting pan. Roast in the preheated oven (electric cooker: 200 °C/ circulating air: 175 °C/ gas: see manufacturer) for approx. 20 minutes.
Reduce temperature (electric cooker: 175 °C/ circulating air: 150 °C/ gas: see manufacturer), pour half of the cider and stock over the meat, cover roaster and braise for another 50 minutes.
Peel the shallots and cut into thin rings. Peel, quarter and core the apple and cut it into thin slices. Heat 1 tablespoon butter. Sauté shallots and apples in it for about 8 minutes. Dust with flour and boil up for about 1 minute while stirring.
Add the rest of the cider, bring to the boil while stirring and simmer for about 2 minutes. Season with salt and pepper and refine with sour cream.
Onions peel and cut into slices. Wash pumpkin thoroughly, cut in half, remove seeds and cut flesh into short, thin slices. Heat 2 tablespoons of butter in a large pan. Steam onions and pumpkin for about 5 minutes until soft.
Season with salt and pepper. Cut the pheasant breasts into slices. Arrange meat, sauce and vegetables.