2 cups flour
1 cup sugar
2 teaspoons baking powder
1/2 cup baking soda
1 1/2 teaspoons cinnamon
1 teaspoon salt
1 cup buttermilk
1/4 cup vegetable oil
2 eggs
2 teaspoons vanilla extract
2 tablespoons sugar
2 tablespoons cinnamon
2 teaspoons butter

Preheat oven to 350°F. Grease 9x5 inch loaf pan. In a large bowl, beat first 10 ingredients well. Pour into loaf pan smooth top. Combine last 3 ingredients until crumble. Sprinkle on top of batter.

Bake 50 minutes.