Grilled oysters with scallion oil have long been a favorite seafood dish for many people, thanks to the natural sweetness of oyster meat combined with rich, buttery scallion oil, crunchy peanuts, and an irresistible aroma. With simple ingredients and a straightforward recipe, you can easily prepare this grilled oyster dish right at home quickly while keeping its full, delicious flavor. In this article by Ola Squid, let’s explore 2 of the most popular and easiest ways to prepare grilled oysters with scallion oil.
1. How to make grilled oysters with scallion oil using a microwave
Grilled oysters with scallion oil is an appealing dish thanks to the richness of the scallion oil blending with the natural sweetness of fresh oysters. If your family only has a microwave and not much time to set up a charcoal grill, you can certainly utilize it to prepare this dish quickly while still retaining its delicious taste.
1.1. Ingredients preparation
To ensure the grilled oysters reach their full delicious potential, you need to prepare the following ingredients:
- 3kg fresh live oysters
- 300g peanuts, 250g scallions
- 200g fresh pork fat (or 1 box of unsalted butter)
- A little Vietnamese coriander (rau răm), a little ground pepper

1.2. Cooking method
Here are the details for the how to make grilled oysters with scallion oil:
- Step 1 – Processing and preparation:
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- First, soak the oysters in water for about 10-20 minutes to release sand, scrub the shells clean, and rinse them to drain. Then, place the oysters in the microwave for 1-2 minutes until the shells open themselves, discard one side of the shell, and keep the meat and oyster juice.
- Wash the scallions and Vietnamese coriander, then let them drain. Crush the roasted peanuts and chop the scallions.
- After buying the pork fat, wash it and slice it thinly, render it to get liquid fat, and set the pork cracklings aside. Sauté the scallions with the liquid fat, season lightly with seasoning powder and salt, then turn off the heat.
- Step 2 – Grilling the oysters: Next, arrange the oysters on a ceramic plate, drizzle the scallion oil over each one, and place them in the microwave for about 4-5 minutes until the oysters are cooked.
- Step 3: Finishing: Take the oysters out, sprinkle the peanuts and ground pepper on top. You can enjoy them hot, served with Vietnamese coriander and sweet and spicy fish sauce to make the dish even richer.
See more: What to cook with oysters? 14 delicious and nutritious oyster dishes
2. How to grill oysters with scallion oil using an air fryer
Besides grilling oysters with a microwave, an air fryer is also a tool that helps cook oysters gradually, keeping them juicy on the inside while creating a fragrant and attractive layer of scallion oil on top.
2.1. Ingredients
Ingredients for grilled oysters with scallion oil using an air fryer include:
- 9 oysters
- 30g shallots, 30g scallions
- 15g roasted peanuts
- 4 tablespoons of cooking oil, a little salt and sugar

2.2. Execution method
- Step 1 – Oyster processing: After buying the oysters, proceed to soak them in clean water for about 1 hour to soften the mud, then scrub the shells thoroughly under running water and let them drain. Place the oysters in the air fryer and pre-grill at 200°C for 2 minutes so the oysters open themselves, then discard one side of the shell.
- Step 2 – Making scallion oil: Next, heat the cooking oil and sauté the shallots until fragrant. Add the scallions, stir quickly, season lightly with salt and sugar, then turn off the heat to keep the scallion oil green and rich.
- Step 3 – Grilling the oysters: Arrange the oysters in the air fryer and grill at 190°C for 4 minutes for the oysters to cook. Take them out, drizzle the scallion oil on top, and continue to grill for another 3 minutes so the scallion oil absorbs evenly. Finally, arrange the oysters on a plate, sprinkle roasted peanuts on top, and enjoy while hot.
>> Similar delicious dishes:
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- 2 ways to make fragrant, authentic grilled shrimp with salt and chili
- 5 ways to make soft, rich, and delicious fried oysters with eggs
- 3 ways to make rich, fragrant, and irresistible grilled oysters with cheese
3. Tips for choosing fresh oysters
To ensure the grilled oysters with scallion oil reach the best quality, when choosing oysters still in their shells, you should pick ones with tightly closed shells and a pointed top shape, as they are usually meatier.
- When holding them, they should feel heavy and solid. Tap the shell lightly; a dull sound is a sign that the oysters are still fresh and alive.
- Avoid buying oysters with slightly open shells that are easy to separate by hand or make a hollow sound, as these are signs that the oysters are dead.
- As for already shelled oysters, prioritize selecting those with full meat, a natural bright color, and a surface that is not slimy.
Note: Do not buy oysters that are discolored, have strange patterns, or have meat turning green, as they are of poor quality and won’t taste good.
Reference more: How to choose fresh squid that not everyone knows
Grilled oysters with scallion oil are appealing due to the natural sweetness of oysters blending with rich, fragrant scallion oil and crunchy peanuts, suitable for any family party or gathering of friends. If you love delicious seafood dishes and want to explore more attractive cooking recipes and useful cooking tips, don’t forget to visit olasquid.com to check out many other interesting articles!

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