Blueberry Oatmeal Cookies

Ingredients

• 1/2 cup butter, softened
• 1 cup packed brown sugar
• 1 large egg, room temperature
• 1 teaspoon vanilla extract
• 1-1/2 cups quick-cooking oats
• 1 cup all-purpose flour
• 1 to 2 teaspoons ground cinnamon
• 1/2 teaspoon salt
• 1/2 teaspoon baking soda
• 1/4 teaspoon baking powder
• 1 cup fresh or frozen blueberries