In a large bowl, mix together the butter and sugar. Add the egg- mix well. Combine the salt, flour and baking powder.
Add a 1/4 cup flour blend- mix to combine. Then 1/4 cup buttermilk- mix to combine. Then add 1/4 cornmeal. Repeat the process of Wet-Dry-Wet. Add the coconut oil and combine. Use the extra butter to grease the pan/pot.
Bake at 375 for 20 -25 minute. Brush on extra coconut oil or melted butter when to cornbread comes out the oven. Serve warm.