Cornbread Dressing Loaf

Ingredients

• 1 cup butter or margarine, divided
• 3 cups white cornmeal
• 1 cup all-purpose flour
• 2 tablespoons sugar
• 2 teaspoons baking powder
• 1 1/2 teaspoons salt
• 1 teaspoon baking soda
• 7 large eggs
• 3 cups buttermilk
• 3 cups soft breadcrumbs (we tested with 6 slices Pepperidge Farm white sandwich bread)
• 2 medium onions, diced (2 cups)
• 1 large bunch celery, diced (3 cups)
• 1/2 cup finely chopped fresh sage
• 2 (10 1/2-ounce) cans condensed chicken broth, undiluted
• 1 tablespoon pepper