Wash the potatoes thoroughly, brush them if necessary. Peel and wash carrots and cut them into thick slices. Wash rosemary and thyme, shake dry. Pluck needles from the twigs, leaves from the stems. Mix potatoes, carrots, herbs and 2 tablespoons of oil. Season with salt.
Place on a baking tray lined with baking paper. Bake in a preheated oven (electric cooker: 175 °C/ convection oven: 150 °C/ gas: level 2) for 45-50 minutes. Take out and let cool down. Stir sour cream and milk until smooth. Mix vinegar, salt, pepper and sugar. Fold in 2 tablespoons of oil. Wash the meat and dab dry. Spread a grill pan thinly with oil, heat up. Fry the meat on each side for about 1 1/2 minutes (possibly in 2 portions), season with salt and pepper. Place on a baking tray lined with baking paper. Bake in a preheated oven (electric cooker: 175 °C/ convection oven: 150 °C/ gas: level 2) for approx. 8 minutes. Remove, wrap in aluminium foil, let rest for 2-3 minutes and arrange with 2 slices of herb butter on each side.
Spread a grill pan thinly with oil, heat up. Fry the meat on each side for about 1 1/2 minutes (possibly in 2 portions), season with salt and pepper. Place on a baking tray lined with baking paper. Bake in a preheated oven (electric cooker: 175 °C/ convection oven: 150 °C/ gas: level 2) for approx. 8 minutes. Remove, wrap in aluminium foil, let rest for 2-3 minutes and arrange with 2 slices of herb butter on each side. Garnish with rosemary. Mix potato and carrot mixture with vinaigrette. In a bowl with sour cream add
Preparation time approx. 1 hour 20 minutes. 1 hour waiting time