Good-Cooking - Sour Cream Breakfast Cake

Ingredients

• 1/2 cup butter or margarine
• 1 cup granulated sugar
• 1 cup sour cream
• 2 eggs
• 1 teaspoon baking powder
• 1 teaspoon baking soda
• 2 cups all-purpose flour
• 1 teaspoon vanilla extract
• 1/2 cup brown sugar
• 1 teaspoon cinnamon
• 1/4 cup chopped nuts