Golden Brioche

Name: Golden Brioche
Yield: Makes 3 loaves
Ingredients: 1/3 cup warm water (105°F to 115°F); 1/3 cup warm milk (105°F to 115°F); 2 envelopes dry yeast; 3 3/4 cups all purpose flour; 2 teaspoons salt; 3 large eggs; 1/4 cup sugar; 1 1/2 cups (3 sticks) unsalted butter, each stick cut into 4 pieces, room temperature; 1 egg, beaten to blend with 1 tablespoon water (for glaze)