Challah II

Ingredients

• 2 packages yeast, (or 1 Israeli)
• 4 cups white bread flour, approximately
• 4 cups whole-wheat flour
• 1 tablespoon salt
• 1/2 cup sugar
• 1/3 cup oil
• 5 large eggs
• 1-1/4 cups warm water
• 1 egg, beaten
• Sesame seeds