Grandma Maraggia's Cornbread

1 ½ cups South Texas Milling Stone Ground Cornmeal 
½ cup Wheat Flour 
2 tsp. Sugar 
4 tsp. Baking Powder 
½ tsp. Salt 
1 cup Whole Milk 
¼ cup Oil 
2 Eggs 

Preheat oven to 400 degrees. Place a 9” cast iron skillet in oven. Mix all ingredients in a medium size bowl. Pour mixture into the greased skillet or a 9” x 9” baking dish. Bake in oven for 20-25 minutes or until golden brown.