1 cup butter, softened
2 cups sugar
2 cups buttermilk or 2 cups milk plus 2 tablespoons vinegar
4 cups flour
2 teaspoons baking soda
2/3 cups sugar
2 teaspoons cinnamon
Preheat oven to 350F and grease a Large loaf pan or 2 normal size ones.
Cream Butter & sugar, then add eggs, mixing well. Add the buttermilk, flour and baking soda, mix lightly.
Pour half of the mixture into the loaf pan, sprinkle half of the cinnamon sugar on top.
Pour the remaining half of the batter on top, sprinkle the rest of the cinnamon sugar on top, reserving about 2 tablespoons.
Use a knife to swirl the cinnamon sugar through the batter.
Sprinkle with the remaining 2 tbs of cinnamon sugar.
Bake for 45-50 Minutes. Let cool 20 minutes before removing from pan