In a small saucepan, heat 1 cup water to boiling. Stir in the oats, butter, honey and salt. Let stand until mixture cools to 110°-115°, stirring occasionally. Heat remaining water to 110°-115°. , In a large bowl, dissolve yeast in warm water. Add the egg, oat mixture and 2 cups flour. Beat until smooth. Stir in enough remaining flour to form a soft dough (dough will be sticky). Do not knead. Place in a greased bowl, turning once to grease the top. Cover and let rise in a warm place until doubled, about 1 hour., Punch down dough; divide evenly between 2 greased 8x4-in. loaf pans. Smooth tops of loaves. Cover and let rise in a warm place until doubled, 35-40 minutes. Using a sharp knife, make a shallow slash down the center of each loaf. , Bake at 375° until golden brown, 40-45 minutes. Remove from pans to wire racks to cool. If desired, brush with melted butter.