Erupting Volcano Cake

Ingredients (18)

• + 1 (18.25 ounce) package dark chocolate cake mix (such as Betty Crocker® Super Moist®) add to pantry
• ✓ 1 ⅓ cups water
• + 3 eggs add to pantry
• + ½ cup butter, melted add to pantry
• + 4 cups confectioners' sugar add to pantry
• ✓ 1 ¼ cups unsweetened cocoa powder
• + ½ teaspoon vanilla extract add to pantry
• + ⅔ cup heavy whipping cream add to pantry
• ✓ 1 cup white sugar
• + ½ cup light corn syrup add to pantry
• + ¼ cup warm water add to pantry
• + red food coloring add to pantry
• + 1 drop cinnamon flavoring add to pantry
• + ¼ (13 ounce) jar marshmallow cream (such as Marshmallow Fluff®) add to pantry
• + 1 drop red food coloring add to pantry
• + 1 drop yellow food coloring add to pantry
• + dry ice add to pantry
• + 1 tall glass or mason jar add to pantry