1 lb. Yukon gold potatoes, peeled and cut into large pieces
⅔ cup unsweetened, unflavored plant-based milk
1 tablespoon date paste or pure maple syrup
1 0.25-oz. package active dry yeast (2¼ teaspoons)
2¾ cups + 1 tablespoon white whole wheat flour, plus more for dusting
½ teaspoon sea salt (optional)