Heat oven to 375 degrees F. Grease 9-inch square pan.
Combine flour, cornmeal, sugar, baking powder, baking soda and salt in a large
shallow bowl until mixture is well blended; make a well in the center.
In a large measuring cup, whisk together the egg, buttermilk and melted butter.
Pour buttermilk mixture into well, and stir the ingredients together just until
evenly moistened; do not over mix; batter should be lumpy. Spoon batter into prepared
baking pan, spreading evenly into corners with rubber spatula.
With a spoon, drop strawberry jam in dollops over the top of the batter, spacing
Bake for 30 to 35 minutes or until the top is lightly browned.