In a medium bowl mix together the melted butter and sugar.
Stir in the eggs and vanilla.
Add the baking powder, cornmeal, flour and salt.
Mix until everything is moistened.
Stir in the milk and mix until almost smooth. A few lumps are fine.
3
Lightly grease (2) 10" x 15" baking sheets with 1/2" sides.
Divide the batter evenly in the pans spreading the batter into all th corners.
Tap the pans on the counter to even the batter out.
4
Bake for 25 minutes until the edges are browned and pulling away from the sides of the pans.
Allow to rest in the pans on cooling racks for 5-10 minutes.
Cut each pan into 8 pieces.