Sweet Potato Cornbread

Ingredients:

• 2 cups self-rising white cornmeal mix
• 3 tablespoons sugar
• 1/4 teaspoon pumpkin pie spice
• 5 large eggs
• 2 cups cooked mashed sweet potatoes (about 1 1/2 lb. sweet potatoes)
• 1 (8-oz.) container sour cream
• 1/2 cup butter, melted

Source