Miriam's Not-So-Secret Challah

Details

Ingredients

• 2 cups water
• ½ cup margarine
• 7 cups bread flour, divided
• ¼ cup white sugar
• ¼ cup brown sugar
• 3 (.25 ounce) packages active dry yeast
• 1 tablespoon salt
• 4 eggs
• 1 egg, beaten
• 1 tablespoon poppy seeds