PBJ Cupcakes - Berry Cupcakes with Peanut Butter Frosting

INGREDIENTS

• 1 3/4 cups all-purpose flour
• 1 1/2 teaspoons baking powder
• 1/4 teaspoon baking soda
• 1/2 teaspoon salt
• 1/4 cup butter, melted
• 1/2 cup white sugar
• 1 large egg
• 1 teaspoon strawberry extract
• 1/2 cup milk
• 1/2 cup buttermilk
• 1/2 cup raspberry jam
•  
• 1/2 cup peanut butter
• 1/2 cup butter, softened
• 4 cups confectioners' sugar
• 1/4 cup milk