Preheat oven to 450°F (220°C)
In a medium-sized mixing bowl, combine cornmeal, flour, sweetener, baking powder, and salt.
Stir to combine.
In a small mixing bowl whisk together egg, milk, and melted butter.
Make a well in the dry ingredients and add the wet mixture,
Using an electric mixer, beat on low speed , until thoroughly combined. ( only takes a couple of minutes)
Pour mixture into a greased 8 by 4 inch loaf pan.
Spread evenly in the pan.
Bake on middle rack of oven for approximately 15 minutes, or until a toothpick comes out clean when inserted into the center of the loaf.
Let cool for 10 minutes.
Remove from pan.Slice and serve.