Good-Cooking - Maytag's Famous Raspberry Buttermilk Pound Cake Muffins

Ingredients

• 3 cups all-purpose flour
• 1/2 teaspoon baking powder
• 1/2 teaspoon baking soda
• 1 teaspoon salt
• 1 cup butter, softened
• 1 cup granulated sugar
• 4 large eggs
• 1 teaspoon vanilla extract
• 1 cup buttermilk
• 1 cup fresh raspberries *