INGREDIENTS
2 tbsp
Chives, fresh
1
Leek, small
1/2 tsp
Onion powder or granulated onion
1 1/2
lbs Sweet potatoes
1 1/2
lbs Yukon gold potatoes
1/4 tsp
Pepper, freshly ground
1 pinch
Salt
2/3 cup
buttermilk plus
4
cut into pieces 2 tablespoons butter
2 tbsp
Creme fraache or sour cream