Vegetable Tempura
Tempura is the Japanese art of deep-frying, where the goal is a batter so light, lacy, and translucent that you can still see the color of the vegetable beneath it. Unlike the thick, heavy batters of Western frying, Tempura batter is barely mixed and kept ice-cold to prevent gluten development. When the cold batter hits the hot oil, the water evaporates instantly, creating tiny air pockets that result in a shatteringly crisp texture. It is a dish that celebrates the natural sweetness of root vegetables and the freshness of greens, served immediately while the coating is still sizzling.
Chef's Secret: For the lightest batter, use highly carbonated sparkling water (ice-cold) and do not over-mix; leave the lumps! Over-mixing creates gluten, which makes the tempura chewy instead of crispy.
Ingredients
- Sweet Potato 1
- Broccoli 1 head
- Zucchini 1
- Bell Pepper 1
- Vegetable Oil for frying
- All-purpose Flour 1 cup
- Cornstarch 1 tbsp
- Egg Yolk 1 (optional)
- Sparkling Water 1 cup
- Tentsuyu Sauce for dipping
- Daikon Radish 2 tbsp
Instructions
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Prep the Vegetables: Slice sweet potato (thin rounds), broccoli florets, bell peppers, and zucchini. Pat every piece completely dry. Any surface moisture will cause the batter to slip off during frying.Expert Tip: Cold vegetables work best; keeping them in the fridge until the very moment you dip them helps the batter 'shock' and crisp up in the hot oil.
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Make the Tempura Batter: In a bowl, whisk 1 cup of all-purpose flour, 1 tablespoon of cornstarch, and 1 egg yolk (optional). Gently pour in 1 cup of ice-cold sparkling water. Mix with chopsticks for only 10-15 seconds.Expert Tip: The lumps are your friend. If the batter looks smooth like pancake mix, you have over-mixed it and the tempura will be heavy and bread-like.
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Heating the Oil: Heat vegetable oil in a deep pot to 350°F (180°C). Test by dropping a bit of batter; it should sink slightly and then immediately pop to the surface with a sizzle.
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Frying: Dust each vegetable lightly in dry flour, dip into the cold batter, and slide into the oil. Fry only 3-4 pieces at a time to keep the oil temperature high. Cook for 2-3 minutes until barely golden.Expert Tip: The flour dust acts as a 'primer,' ensuring the thin batter clings to the smooth surface of vegetables like zucchini and bell peppers.
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The Finish: Drain on a wire rack (not paper towels, which trap steam and cause sogginess). Serve immediately with Tentsuyu sauce (soy, mirin, and dashi) and grated daikon radish.
Nutrition Information
280
Calories
5g
Protein
32g
Carbs
16g
Fat