Pork Roast

Ingredients

• 1 (4 to 5 lb.) pork roast
• 1 tsp. salt
• 1/2 tsp. pepper
• 1/4 tsp. ground cinnamon
• 3 D'Anjou or Bosc pears (1 lb.), peeled and halved
• 2 lb. sweet potatoes, peeled and quartered
• 1/4 c. margarine
• 1/4 c. brown sugar, firmly packed
• 1/2 c. maple syrup
• 1/8 tsp. ground cloves
• 1/8 tsp. nutmeg
• 1 tsp. cornstarch
• 2 Tbsp. water