Preparation Time : 40 mins
Cook Time: 15 mins
Servings: 1
1 kg waxy potatoes |
2 onions |
2 tbs butter |
125 ml vegetable stock (1/2 cup) |
2 tsp mustard |
salt and white pepper |
ground caraway seeds |
a pinch of sugar |
4 tbs balsamic vinegar |
100 g mayonnaise (1/4 cup) |
chives |