For the Bundt:

1. Preheat oven to 350 degrees F.
2. In a bowl combine the sugar, eggs, buttermilk and vegetable shortening and mix with a hand mixer.
3. In a separate bowl combine all of the dry ingredients; add the wet ingredients to the dry and blend.

For the Berries:

1. Combine the above ingredients for the berry mixture.
2. Butter a bundt pan and pour half of the cake batter in the pan. Pour the berry mixture over the cake batter and then finish by pouring the other half of the batter over the berries.
3. Sprinkle the top of the cake with sugar if desired.
4. Bake approximately 55 - 60 minutes or until the toothpick test comes out clean.
5. Allow the cake to cool on a rack about 15 minutes before removing from the pan.