Peel the shallot and cut into rings. Wash and clean the zucchini, halve lengthwise and cut into slices. Wash the sage, dab dry, put something aside for garnishing, cut the rest into strips.
Wash the meat, dab dry. Season with salt and pepper. Heat oil in a coated pan, fry meat for 5-7 minutes, turning. Take out and keep warm. Fry the zucchini, shallots and sage in the cooking fat for 3-4 minutes over medium heat.
Bring 125 ml water and crème légère to the boil, stir in the stock. Stir in the sauce thickener, simmer for about 1 minute. Stir in pepper, except for a few grains, and season with salt. Season vegetables with salt and pepper.
Arrange meat with vegetables and sauce. Sprinkle with the remaining peppercorns and garnish with sage set aside.