High-Altitude Challah
1 egg 1 ½ teaspoons salt 2 (.25 ounce) packages active dry yeast 2 egg yolks 2 eggs 3 tablespoons white sugar, divided 3 ½ cups all-purpose flour ¼ cup butter or margarine, melted ¼ cup milk, or as needed ½ cup warm water (110 degrees F/45 degrees C)
High-Altitude Challah
1 egg 1 ½ teaspoons salt 2 (.25 ounce) packages active dry yeast 2 egg yolks 2 eggs 3 tablespoons white sugar, divided 3 ½ cups all-purpose flour ¼ cup butter or margarine, melted ¼ cup milk, or as needed ½ cup warm water (110 degrees F/45 degrees C)