Ukrainian Stuffed Cabbage (Holubtsi) Recipe

Ingredients (9)

• Kosher salt, as needed
• 1 head green cabbage, about 4 pounds
• 4 large uncooked potatoes, peeled and finely grated
• 2 tablespoons freshly squeezed lemon juice
• 1 small onion, coarsely chopped
• 2 tablespoons unsalted butter
• 1 1/2 cups sour cream, divided
• 1/2 cup buckwheat, rinsed twice with boiling water and drained
• Freshly ground black pepper, to taste