Pumpkin Sour Cream Coffee Cake

Name: Pumpkin Sour Cream Coffee Cake
Prep time: 15 min
Cook time: 45 min
Total time: 1 h
Cuisine: American
Ingredients: 2 cups all-purpose flour; 1 1/3 cup [brand:name] Extra Fine Granulated Sugar; 1 1/2 teaspoon cinnamon; 1 1/2 sticks butter, melted; 3 cups all-purpose flour*; 1 tablespoon pumpkin pie spice; 1 1/2 teaspoons baking soda; 1 teaspoons baking powder; 1/2 teaspoon salt; 3/4 cup unsalted butter, softened; 2 cups [brand:name] Extra Fine Granulated Sugar; 3 large eggs; 1 tablespoon vanilla extract; 1 (15 oz) can pumpkin (not pumpkin pie filling); 1/3 cup sour cream; 1 cup whole milk