Mint Chocolate Swirl Bark

Bahan-bahan (1 porsi)

• 7 ounces (199g) white chocolate, coarsely chopped
• 1 ounce (1/4 cup) green candy melts*
• 1/4 teaspoon canola or vegetable oil
• 1/2 teaspoon peppermint extract*
• 8 ounces (226g) semi-sweet chocolate, coarsely chopped
• optional: 1/3 cup chopped Andes mints