Classic Japanese Tempura Don (Tendon)
Master the art of authentic Tendon with this guide to achieving a delicate, lacy tempura crust and perfectly seasoned, hot dipping sauce over steamed rice.
Tempura Don, or Tendon, is a beloved Japanese comfort dish that elevates crispy fried shrimp and seasonal vegetables by serving them over a steaming bowl of rice. The secret lies in the temperature of the batter and the balance of the umami-rich dipping sauce. By using traditional techniques like flicking the batter, you can achieve that signature lacy texture that makes restaurant-quality tempura so irresistible.
Ingredients
- 4 large shrimp
- 1 egg yolk
- 100 ml cold water
- 120 g tempura flour
- 2 cups cooked white rice
- 100 ml tempura sauce
- 1 eggplant, sliced
- 1 shiso leaf
- to taste grated radish
- to taste nori strips
Instructions
- 1Prepare the Tempura Batter

Begin by placing an egg yolk into a glass mixing bowl. Add a measured amount of cold water to the yolk in preparation for mixing in the tempura flour.
Tip: Using very cold water is key to achieving a light and crispy tempura texture. - 2Mix the Batter

Add the tempura flour to the egg and water mixture. Whisk the ingredients together until the batter is smooth and well-combined.
Tip: If it is your first time making tempura, keep the batter slightly thicker to make the coating easier to manage. - 3Clean the Shrimp

Peel the shrimp, leaving the tails intact. Use a knife to clean the tails and carefully remove the digestive tract along the back.
Tip: Removing the digestive tract ensures a clean, sweet flavor in the final dish. - 4Prepare the Shrimp for Frying

Place the shrimp on a cutting board and make light, diagonal slices along the underside of the shrimps stomach to break the tendons.
Tip: Breaking the tendons is essential to prevent the shrimp from curling during the frying process. - 5Tenderize and Straighten

After slicing the tendons, use the flat side of your knife to gently slap the shrimp. This action helps to further tenderize the meat and keep the shrimp straight.
Tip: Alternatively, you can hold the shrimp with its back facing up and use your fingers to snap the tendons if that feels faster for you. - 6Dredge in Flour

Gently toss the prepared shrimp in a small amount of dry tempura flour, ensuring they are coated in a thin, even layer before dipping them into the wet batter.
Tip: Shake off any excess flour so that only a light dusting remains; this helps the wet batter adhere better to the shrimp. - 7Fry the tempura shrimp

Take the flour-coated shrimp and dip them thoroughly into the prepared tempura batter. Carefully flick the battered shrimp into the hot oil, using your fingers or chopsticks to create a delicate, lacy crust. Fry until the batter is crisp and golden, ensuring the shrimp is cooked through.
Tip: For the best lacy texture, ensure your batter is kept very cold and do not overmix it; some small lumps are actually desirable. - 8Straighten the shrimp

Immediately after dropping the shrimp into the hot oil, use a pair of long cooking chopsticks to gently straighten them out. This ensures that the shrimp maintains an elongated, appealing shape as the batter sets and crisps up in the heat.
Tip: Work quickly but gently to avoid breaking the delicate, forming lacy crust. - 9Drizzle with hot sauce

Once the tempura is arranged over the rice bowl, take your hot tempura sauce and pour it generously over the top. It is crucial that the sauce is piping hot when served to maintain the integrity of the dish and properly season the tempura and rice.
Tip: Do not skip heating the sauce thoroughly; pouring cold sauce over the crispy tempura will cause it to become soggy immediately.