Leftover Pumpkin Cheesecake

Ingredients

• 250g Leftover pumpkin
• 240g cream cheese
• 1/2 cup sugar
• 3 eggs
• 1/4 cup sour cream
• 2 tbsp corn syrup
• 1/2 tsp cinnamon
• 1 1/4 graham crumbs
• 1/3 cup melted butter
• Whipped cream for serving optional