Kentang Goreng Pai Apel Panggang dengan Saus Celup Karamel Asin

Bahan-bahan (36 porsi)

• 1 1/4 cups canned Apple Pie Filling ((increase to 1 3/4 cups if using US refrigerated pie crust) (Note 1))
• 3 tbsp sugar ((your choice - white, brown, raw) (Note 2))
• 1/4 tsp cinnamon
• 2 sheets frozen shortcrust pastry ((25cm/10" square) (do not thaw) OR 14 oz refrigerated pie crust (Note 1))
• 1 egg
• 2 tbsp sugar granules ((or ordinary sugar) (optional - for sprinkling))
• Oil spray
• 1 cup caster sugar
• 1/3 cup water
• 1/2 cup heavy cream ((not whipped))
• 1/4 tsp salt
• 1 tbsp unsalted butter