Wash the pumpkin thoroughly using baking soda and rinse with clean water.

Place the pumpkin upside down and microwave for 5-7 minutes depending on its size.

Prepare the vegetables: chop green onion, onion, and bell peppers.

Mix the seasoning sauce ingredients: gochujang, chili powder, soy sauce, garlic, sesame oil, sugar, corn syrup, sesame seeds, and cooking wine.

Pan-fry the smoked duck to remove excess fat and set aside.

Stir-fry the prepared vegetables using the duck fat.

Add the cooked duck and seasoning sauce to the vegetables and stir-fry until well combined.

Cut the microwaved pumpkin lid and remove the seeds inside.

Fill 3/4 of the pumpkin with the stir-fried duck mixture.

Fill the remaining 1/4 of the pumpkin with mozzarella cheese.

Cover the pumpkin with its lid and microwave for 3.5 minutes.

Cut the sides of the pumpkin to create a flower-like shape and remove the lid.