1.     Brine pork: Whisk cider and 1/4 cup maple syrup maple syrup in a medium saucepan, Add bay leaves, rosemary sprig and cinnamon and place over high heat. Bring to a simmer, stirring occasionally. Stir in salt until dissolved and remove from the heat. Stir in ice. Brine should be room temperature or colder.

2.     Tie pork with butchers twine in several places to hold a round shape if desired. Place pork in a deep bowl or re-sealable bag set in a bowl. Transfer the cider brine mixture to the bowl or bag to cover the pork. Reseal bag if using. Refrigerate 4 to 6 hours.

3.     Make Chutney: Melt butter in a medium saucepan over medium heat. Add shallot, and cook, stirring often until fragrant and starting to brown, 30 to 90 seconds. Add vinegar, 2 tablespoons maple syrup, mustard seeds and salt. Increase heat to high and bring to a simmer, stirring often. Add apples, stir to coat, cover and bring to a simmer. Reduce heat to medium-low and simmer, covered, stirring occasionally until the apples soften and start to break down 4 to 6 minutes.

4.     Sugar Rub and Roast Pork: Preheat oven to 425 degrees.

5.     Remove pork from the brine, discard brine, and pat pork dry with paper towels. Mix maple sugar, butter and mustard in a small dish. Add the remaining ½ teaspoon chopped rosemary, pepper and salt and stir to make a paste. Spread the paste over the pork and set in a small roasting pan.

6.     Roast pork until a thermometer inserted into the center of the roast reaches 125 degrees F, 38 to 45 minutes. See note. Let rest on a carving board 15 minutes before removing twine and slicing. Serve with the warm chutney.