Vegan Potato "Cheese" Sauce

Ingredients (for 8 servings)

• 1 lb — Yukon gold potatoes
• 0.75 cup — + 2 tablespoons unsweetened unflavored plant-based milk
• 2 tbsp — nutritional yeast
• 1.5 tsp — white wine vinegar
• 1 clove — garlic
• 0 whole — Sea salt
• 0 whole — black pepper