Japanese Zucchini is a delightful dish that brings together the fresh flavors of sautéed zucchini and sweet onion, enhanced with savory soy sauce and teriyaki sauce. This vibrant side dish pairs beautifully with various Asian meals or grilled proteins like seafood, chicken, or steak. With its quick preparation time and bold taste, it’s perfect for busy weeknights or special occasions alike.
Why You’ll Love This Recipe
- Quick to Prepare: With just 7 minutes of prep time and 6 minutes of cooking, this dish is ready in under 15 minutes!
- Flavorful Combination: The mix of soy sauce, teriyaki sauce, and red pepper flakes creates a mouthwatering taste that elevates any meal.
- Versatile Side Dish: Japanese Zucchini complements a wide range of main courses, making it suitable for any dinner setting.
- Healthy Choice: Low in calories and packed with nutrients, this recipe is a guilt-free addition to your meal plan.
- Vegetarian-Friendly: This dish is a great option for vegetarians looking to add variety to their diet without sacrificing flavor.
Tools and Preparation
Creating this delicious Japanese Zucchini requires minimal equipment. Having the right tools will make the cooking process smooth and efficient.
Essential Tools and Equipment
- Nonstick skillet
- Cutting board
- Sharp knife
- Measuring spoons
Importance of Each Tool
- Nonstick skillet: Ensures even cooking and prevents sticking, making it easier to stir-fry the zucchini without burning.
- Cutting board: Provides a safe surface for chopping vegetables, which helps keep your workspace organized.
- Sharp knife: A sharp knife speeds up the chopping process while ensuring clean cuts for more even cooking.
Ingredients
Japanese Zucchini is sautéed with onion in soy sauce and teriyaki sauce plus a few red pepper flakes for spice. Makes a great side dish for any Asian meal or grilled seafood, chicken, or steak.
Main Ingredients
- 3 medium zucchini
- 2 tablespoons vegetable oil
- 1 medium sweet onion (coarsely chopped)
- 2 tablespoons teriyaki sauce
- 1 tablespoon soy sauce
- 1/4 to 1/2 teaspoon crushed red pepper flakes
- 1/4 teaspoon black pepper
- 1 teaspoon toasted sesame seeds
How to Make Japanese Zucchini
Step 1: Prepare the Zucchini
- Cut zucchini into 2-inch long pieces.
- Cut each piece into 6 wedges.
Step 2: Heat the Skillet
- Heat vegetable oil over medium-high heat in a large nonstick skillet.
Step 3: Sauté Vegetables
- Add zucchini and onion to the skillet.
- Cook for about 2 minutes until they start to soften.
Step 4: Add Flavors
- Add teriyaki sauce, soy sauce, crushed red pepper flakes, and black pepper.
- Cook for an additional 4 to 5 minutes or until vegetables reach your desired softness.
Step 5: Serve
- Sprinkle with toasted sesame seeds before serving.
- Enjoy your flavorful Japanese Zucchini as a perfect side dish!
How to Serve Japanese Zucchini
Japanese Zucchini is a versatile side dish that complements many meals. Here are some creative ways to serve it.
Pairing with Grilled Proteins
- Grilled Chicken: The savory flavors of Japanese Zucchini enhance the smokiness of grilled chicken.
- Teriyaki Salmon: This combination brings out the rich umami of both dishes for a delightful meal.
- Beef Steak: The crunchy texture of zucchini pairs perfectly with tender steak, adding a fresh touch.
Serving with Rice Dishes
- Steamed Jasmine Rice: The lightness of jasmine rice balances the bold flavors in Japanese Zucchini.
- Fried Rice: Mix the zucchini with fried rice for an added crunch and flavor boost.
As Part of a Salad
- Asian Slaw: Incorporate Japanese Zucchini into an Asian slaw for extra texture and nutrients.
- Noodle Salad: Toss it into a cold noodle salad for a refreshing summer dish.

How to Perfect Japanese Zucchini
To elevate your Japanese Zucchini, consider these handy tips.
- Use Fresh Ingredients: Fresh zucchini and onion ensure better flavor and texture.
- Adjust Spice Levels: Customize the amount of red pepper flakes to suit your heat preference.
- Don’t Overcook: Aim for tenderness while retaining some crunch; overcooking can lead to mushy zucchini.
- Experiment with Sauces: Try different sauces like hoisin or oyster sauce for varied flavors.
- Garnish Creatively: Add fresh herbs like cilantro or green onions for extra freshness.
Best Side Dishes for Japanese Zucchini
Japanese Zucchini pairs well with various side dishes. Here are some great options:
- Spring Rolls: These fresh rolls add a crispy contrast and are perfect for dipping in soy sauce.
- Miso Soup: A warm bowl of miso soup complements the savory notes in zucchini perfectly.
- Edamame Beans: Steamed edamame provides a protein-packed snack that balances the meal.
- Cucumber Salad: A refreshing cucumber salad adds crunch and contrasts nicely with cooked zucchini.
- Fried Tofu: Crispy fried tofu is another protein-rich option that works wonderfully alongside zucchini.
- Steamed Dumplings: These savory dumplings make a great accompaniment, enhancing the Asian theme.
Common Mistakes to Avoid
When preparing Japanese Zucchini, there are common mistakes that can affect the dish’s flavor and texture. Here are some tips on what to avoid.
- Overcooking the Zucchini: Cooking zucchini for too long can make it mushy. Aim for a tender yet firm texture by sticking to the recommended cooking time.
- Using Low-Quality Soy Sauce: The flavor of your Japanese Zucchini heavily relies on good soy sauce. Always choose high-quality soy sauce for better taste.
- Neglecting Seasoning: Don’t skip the spices! Adding crushed red pepper flakes enhances the dish’s flavor profile. Adjust the spice level to your preference.
- Cutting Zucchini Unevenly: Uniform cuts ensure even cooking. Take care to cut your zucchini into consistent sizes for best results.
- Skipping the Sesame Seeds: Toasted sesame seeds add a delightful crunch and flavor. Don’t forget to sprinkle them before serving.

Storage & Reheating Instructions
Refrigerator Storage
- Store in an airtight container for up to 3 days.
- Let it cool to room temperature before sealing.
Freezing Japanese Zucchini
- Freeze in a freezer-safe bag or container for up to 2 months.
- Blanch zucchini pieces before freezing for better texture.
Reheating Japanese Zucchini
- Oven: Preheat to 350°F (175°C) and heat for about 10 minutes until warm.
- Microwave: Heat on medium power in short intervals, stirring in between until heated through.
- Stovetop: Quickly sauté in a pan over medium heat with a splash of water or oil until warmed.
Frequently Asked Questions
Here are some common questions about preparing and enjoying Japanese Zucchini.
Can I use other vegetables in this recipe?
Yes, you can mix in other vegetables like bell peppers or mushrooms for added variety and nutrition.
How do I select the best zucchini?
Look for zucchini that are firm, smooth, and shiny without blemishes. Smaller zucchinis tend to be sweeter and more flavorful.
Is Japanese Zucchini gluten-free?
Yes, using gluten-free soy sauce makes this dish suitable for gluten-sensitive diets. Check labels when buying sauces.
Can I make Japanese Zucchini ahead of time?
Absolutely! You can prepare it a few hours in advance and reheat just before serving.
Final Thoughts
Japanese Zucchini is not only quick and easy but also versatile enough to complement many meals. Feel free to customize with your favorite seasonings or additional vegetables to make it your own. Try this delightful recipe today!

Japanese Zucchini
- Total Time: 13 minutes
- Yield: Serves approximately 4 people 1x
Description
Japanese Zucchini is a vibrant and flavorful dish that combines sautéed zucchini and sweet onion with savory soy and teriyaki sauces, creating an irresistible side to complement any meal. Ready in just 15 minutes, it’s perfect for busy weeknights or special gatherings. This versatile vegetable dish pairs wonderfully with grilled proteins like chicken or seafood and adds a healthy touch to your dinner table. Quick to prepare and packed with nutrients, Japanese Zucchini is also vegetarian-friendly, making it a delightful addition to any diet.
Ingredients
- 3 medium zucchini
- 2 tablespoons vegetable oil
- 1 medium sweet onion (coarsely chopped)
- 2 tablespoons teriyaki sauce
- 1 tablespoon soy sauce
- 1/4 to 1/2 teaspoon crushed red pepper flakes
- 1/4 teaspoon black pepper
- 1 teaspoon toasted sesame seeds
Instructions
- Cut zucchini into 2-inch long pieces, then slice each piece into 6 wedges.
- Heat vegetable oil in a large nonstick skillet over medium-high heat.
- Add zucchini and onion; sauté for about 2 minutes until they start to soften.
- Stir in teriyaki sauce, soy sauce, crushed red pepper flakes, and black pepper. Cook for an additional 4 to 5 minutes until the vegetables reach your desired tenderness.
- Sprinkle toasted sesame seeds on top before serving.
- Prep Time: 7 minutes
- Cook Time: 6 minutes
- Category: Side Dish
- Method: Sautéing
- Cuisine: Japanese
Nutrition
- Serving Size: 1 serving
- Calories: 110
- Sugar: 3g
- Sodium: 410mg
- Fat: 6g
- Saturated Fat: 0.5g
- Unsaturated Fat: 5g
- Trans Fat: 0g
- Carbohydrates: 12g
- Fiber: 3g
- Protein: 3g
- Cholesterol: 0mg
Keywords: Use fresh ingredients for the best flavor. Adjust the spice level according to your preference by varying the amount of red pepper flakes. Experiment with different sauces for varied tastes.