Kue Kakao Panas

Bahan-bahan (24 porsi)

• ½ cup mentega tawar
• 12 ounces semisweet chocolate bars (chopped (or semisweet chocolate chips))
• 1 1/2 cups tepung
• 1/4 cup bubuk kakao tanpa pemanis
• 1 1/2 teaspoons baking powder
• 1/4 teaspoon garam
• 1 1/4 cups light brown sugar packed
• 3 eggs (at room temperature)
• 2 teaspoons ekstrak vanila
• 12 marshmallows (cut in half)
• 7.5 ounce semisweet chocolate bars (cut into ½ inch squares)