Chocolate Cinnamon Gelato with Heath Bar Toffee Bits

Bahan-bahan (6 porsi)

• ½ cup granulated white sugar
• 2 tablespoons cornstarch
• 1¼ teaspoons ground cinnamon
• 1 pinch salt
• 2 cups whole milk, (divided)
• 5 ounces bittersweet or semi-sweet chocolate, (finely chopped (not unsweetened chocolate))
• ½ cup chilled heavy whipping cream
• 2 whole Heath or Skor candy bars, (crushed into small pieces)