Low Fat Strawberry Cinnamon Muffins

Bahan-bahan (12 porsi)

• 1½ cups all purpose flour
• ½ cup granulated white sugar
• 2½ teaspoons baking powder
• 1 teaspoon ground cinnamon
• ¼ teaspoon salt
• ⅔ cup nonfat Greek yogurt
• ¼ cup (½ stick) butter, (melted)
• 3 tablespoons milk
• 1 large egg, (lightly beaten)
• 1 teaspoon vanilla extract
• ¼ cup all fruit strawberry jam
• 1 tablespoon granulated white sugar
• ½ teaspoon ground cinnamon