Step 1: Preheat the oven and create caramel by melting sugar in a saucepan.
Step 2: Coat a baking pan with the caramel and blend eggs with pumpkin puree.
Step 3: Mix in condensed milk, evaporated milk, vanilla, and pumpkin spices.
Step 4: Pour the custard into the caramel-coated pan and bake in a water bath.
Step 5: After cooling and chilling, serve slices with caramel sauce.