Miso Baked Oysters Recipe
Introduction
Miso Baked Oysters are a delightful twist on fresh oysters, combining creamy miso mayonnaise with a touch of spice and savory cheese. This easy-to-make dish offers a perfect balance of umami flavors, ideal for a special appetizer or a sophisticated snack.

Ingredients
- 12 pieces fresh oysters (shucked)
- 0.75 cups Japanese mayonnaise (or regular mayonnaise with lemon juice)
- 2 tablespoons miso paste (light or dark)
- 1 tablespoon mirin (sweet rice wine)
- 5 dashes hot sauce (adjust based on spice tolerance)
- 2 tablespoons fresh lemon juice
- 1.5 cups fresh spinach (shredded or chiffonade)
- 0.5 cups cheddar or mozzarella cheese (about 2 oz; optional for a dairy-free version)
- Extra lemon wedges (for serving)
- Fresh parsley (for garnish)
- Paprika (for flavor and presentation)
Instructions
- Step 1: Preheat your oven’s broiler or BBQ grill to high, around 425°F (220°C).
- Step 2: Arrange your shucked oyster shells or small ramekins on a baking sheet, placing rock salt underneath to keep them stable.
- Step 3: In a mixing bowl, combine Japanese mayonnaise, miso paste, mirin, hot sauce, and fresh lemon juice. Stir well until the mixture is smooth and creamy.
- Step 4: Spread the shredded spinach evenly in each oyster shell, then place an oyster on top of the spinach.
- Step 5: Spoon the miso mayonnaise mixture generously over each oyster. Sprinkle with cheese if using.
- Step 6: Broil the oysters for 5 to 8 minutes, or until the topping is bubbly and slightly golden.
- Step 7: Let the oysters cool for about 5 minutes before serving. Garnish with lemon wedges, parsley, and a light dusting of paprika if desired.
Tips & Variations
- For a dairy-free option, omit the cheese or substitute with a vegan cheese alternative.
- Adjust the amount of hot sauce to control the spice level to your preference.
- Use fresh lemon juice for the best flavor and brightness in the miso mayonnaise.
- You can substitute spinach with kale or other leafy greens if preferred.
- Serve with crusty bread to soak up any flavorful juices.
Storage
Best enjoyed fresh, but leftovers can be stored in an airtight container in the refrigerator for up to 1 day. Reheat gently under the broiler for a few minutes to warm through, but avoid overcooking to preserve texture and flavor.
How to Serve

Serve this delicious recipe with your favorite sides.
FAQs
Can I use frozen oysters for this recipe?
Fresh oysters are recommended for the best taste and texture. If using frozen oysters, thaw them completely and drain any excess liquid before preparing.
What type of miso paste is best for this dish?
Both light (shiro) and dark (aka) miso paste work well. Light miso offers a milder flavor, while dark miso adds a richer, deeper taste. Choose based on your flavor preference.
PrintMiso Baked Oysters Recipe
Miso Baked Oysters are a delightful fusion of savory miso mayonnaise, fresh oysters, and melted cheese, broiled to perfection. This recipe combines the umami of miso paste with creamy Japanese mayonnaise and a hint of spice, creating a rich and flavorful appetizer that’s perfect for seafood lovers and elegant gatherings.
- Prep Time: 15 minutes
- Cook Time: 8 minutes
- Total Time: 23 minutes
- Yield: 12 servings (1 oyster each) 1x
- Category: Appetizer
- Method: Baking
- Cuisine: Japanese Fusion
- Diet: Halal
Ingredients
Oysters
- 12 pieces Fresh Oysters (Shucked)
Miso Mayonnaise Sauce
- 0.75 cups Japanese Mayonnaise (Or substitute with regular mayonnaise and lemon juice)
- 2 tablespoons Miso Paste (Light or dark miso)
- 1 tablespoon Mirin (Sweet rice wine)
- 5 dashes Hot Sauce (Adjust based on spice tolerance)
- 2 tablespoons Fresh Lemon Juice (Opt for fresh juice for best flavor)
Additional Ingredients
- 1.5 cups Fresh Spinach (Shredded or chiffonade)
- 0.5 cups Cheddar or Mozzarella Cheese (About 2 oz; leave out for a dairy-free version)
- Extra Lemon Wedges (For a zesty finish)
- Parsley (For color and freshness)
- Paprika (For flavor and presentation)
Instructions
- Preheat Broiler or Grill: Preheat your oven’s broiler or BBQ grill to high heat, approximately 425°F (220°C), to ensure a hot cooking environment for quick broiling.
- Prepare Baking Sheet: Arrange the shucked oyster shells or ramekins on a baking sheet. To keep them stable during cooking, spread rock salt beneath the shells to prevent tipping.
- Make Miso Mayonnaise Sauce: In a mixing bowl, combine the Japanese mayonnaise, miso paste, mirin, hot sauce, and fresh lemon juice. Stir thoroughly until the mixture becomes smooth and creamy.
- Add Spinach and Oysters: Lay a bed of shredded or chiffonade fresh spinach inside each oyster shell. Then, place a shucked oyster on top of the spinach.
- Top with Sauce and Cheese: Spoon the prepared miso mayonnaise over each oyster generously. Sprinkle the cheese evenly over the top if using.
- Broil: Place the baking sheet under the preheated broiler or grill. Broil for 5 to 8 minutes, or until the topping is bubbly and lightly golden.
- Cool and Garnish: Remove from heat and let cool for about 5 minutes. Garnish with lemon wedges, parsley, and a dusting of paprika to add color and fresh flavor before serving.
Notes
- Use fresh oysters for the best flavor and safety.
- Adjust the amount of hot sauce according to your spice preference.
- For a dairy-free version, omit the cheese or use a dairy-free alternative.
- Rock salt under oyster shells helps to keep them stable while broiling.
- Serve immediately after broiling for optimal taste and texture.
Keywords: Miso Baked Oysters, Broiled Oysters, Japanese Mayonnaise, Seafood Appetizer, Easy Oyster Recipe

