Sour Cream Coffee Cake Muffins

Name: Sour Cream Coffee Cake Muffins
Ingredients: 6 T butter, softened; ½ C flour; ½ C sugar; 1 t cinnamon; 2 ½ C flour; 2 t baking powder; ½ t baking soda; 1 t cinnamon; ¼ t salt; ⅓ c butter; ⅓ C olive oil; 1 C sugar; 2 egs; 1 C sour cream; 2 t vanilla