Favoreats
Favoreats LLC
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INGREDIENTS
1 cup
Chives or scallions
8
Yukon gold or medium russet potatoes, large
4 tsp
Balsamic vinegar, good-quality
1
Kosher salt and freshly ground black pepper
6 tbsp
Butter, unsalted
1 cup
Parmigiano-reggiano
2 cups
Sour cream