S'mores Ice Cream

INGREDIENTS

• :
• 1 (10-ounce) bag large marshmallows
• 1 vanilla bean
• 2 cups whole milk
• 5 egg yolks
• ½ cup granulated sugar
• Pinch of salt
• 1 cup heavy cream
• 1 teaspoon vanilla extract
• ½ cup water
• 1/3 cup light corn syrup
• 6 tablespoons Dutch-process cocoa powder
• ½ teaspoon vanilla extract
• 1½ cups coarsely chopped graham crackers (store-bought or
• )