Vegetable Sushi Roll
Ingredients:
Wasabi Mashed Idaho® Potatoes
Yields enough for 12 portions
- 1 pound Idaho® Russet Potatoes With Skin
- Kosher Salt
- 6 oz Butter, whole European unsalted, melted
- 2½ tsp Wasabi, freshly grated
- 2 T Sour Cream
Assembly
- 1 sheet Sushi Nori, roasted
- 1 oz Spinach, blanched and squeezed
- 2 oz Marinaded Tomato Filets, prepared
- 1 oz Asparagus, slightly grilled, still very al dente
- 1 oz Wasabi Mashed Idaho® Potatoes
- 3 oz Sushi Rice
- 1 tsp Tamarind Sauce
- ¼ tsp Soy Pearls
- 1 tsp Chives, cut or Scallion tops
Instructions:
Wasabi Mashed Idaho® Potatoes
- Thoroughly wash the potatoes.
- Place potatoes into a 4-quart pot and add water until the potatoes are completely covered. Add 1 T of salt, bring to a quick boil.
- Cook on MEDIUM heat, and let the potatoes simmer until piercing with a knife shows no resistance, about 20-30 minutes depending on the size of the potatoes.
- Strain potatoes. With a paper towel, peel the skin while still hot.
- Immediately pass the potatoes through a ricer or fine mesh sieve.
- Fold in remaining ingredients and adjust seasoning if desired.
- Reserve warm until ready to use.
Assembly
- Place the seaweed on a bamboo mat, then spread the 3 oz of prepared sushi rice in an even layer. Ensure it is evenly distributed from corner to corner, then gently smooth into a thin layer with your fingers.
- Place the wasabi mashed potato in a small pastry bag.
- Pipe a small ¼-inch wide line of mashed potato down the middle of the rice, then layer the blanched spinach and grilled asparagus before rolling it up tightly.
- Place the tomato filets over the top of the roll all the way up the roll.
- Slice into 8 round pieces with a sharp knife.
- Garnish each slice with a small squeeze of tamarind sauce, a few soy pearls, and cut chives or scallion tops.
Notes:
Sub Recipes
Tamarind Sauce – Yield: 1 C
INGREDIENTS
- 2 tsp Tamarind Puree
- 2 T Soy Sauce
- 1 T Brown Sugar
- 1 tsp Garlic Powder
- 1½ tsp Ginger Powder
- 1 C Japanese Mayonnaise
- 1 T Lemon Juice
DIRECTIONS
- Combine all ingredients together in a bowl, mix well, and keep refrigerated.
Soy Pearls, Agar Version – Yield: 1¼ C
INGREDIENTS
- (100 ml) 3.5 oz Soy Sauce
- (60 ml) 2 oz Mirin
- (200 ml) 6.75 oz Water
- 0.35 oz (10g) Granulated Sugar
- 0.35 oz (10g) Doenjang
- 0.35 oz (10g) Bonito Flakes
- 1½ tsp Agar Agar
- 3 C Vegetable Oil, very cold, in a bowl set over ice
DIRECTIONS
- In a saucepot, combine the soy sauce, mirin, water, sugar, and doenjang. Bring to a gentle simmer over MEDIUM-LOW heat, then remove from heat and allow to infuse for 1-2 hours.
- Strain through a cheese cloth or very fine chinois strainer.
- Add agar agar to the strained liquid and immersion blend to thoroughly combine.
- Bring the liquid to a gentle boil for 60 seconds over MEDIUM heat, then allow to cool for 3 minutes.
- Transfer the liquid to a fine-tipped squeeze bottle.
- Drizzle very, very small drops into the very cold oil.
- Once all of the pearls have formed, gently strain to remove excess oil. Rinse the pearls in cold water and keep refrigerated for up to 3 days.
Soy Pearls, Tapioca Version – Yield: 1¼ C
INGREDIENTS
- 1 oz Soy Sauce
- 1 oz Ponzu Sauce
- 1 tsp Doenjang
- 1 T Rice Vinegar
- 1 T Lemon Juice, fresh squeezed
- ¼ C Mini Tapioca Pearls
DIRECTIONS
- Combine sauces, doenjang, vinegar, and lemon juice together.
- Place plenty of water in a saucepan and bring to the boil.
- Add tapioca pearls and cook over LOW heat.
- Stirring occasionally, cook for about 15 minutes until tapioca pearls are almost transparent. *Note: Do not overcook tapioca
- Drain the pearls.
- Rinse in cold water.
- Add to the sauce/marinade.
- Place in the cooler to marinate for about 1 hour.
Seasoned Vinegar – Yield: 2 C
INGREDIENTS
- 2 C Yusen Zu Rice Vinegar (preferred)
- 1½ C Granulated Sugar
- 1 tsp Fine Sea Salt
- 2" Kombu, square piece (10g)
DIRECTIONS
- Combine all ingredients in a small saucepot and stir while heating over LOW heat until sugar and salt are dissolved.
- Allow to steep for 10 minutes, then remove kombu and reserve seasoned vinegar until ready to use.
Sushi Rice – Yield: 7 C
INGREDIENTS
- 21 oz (600g) Koshihikari (preferred) Rice
- 21 oz (600g) Water, for rinsing
- ¾ C + 1½ T (200g) Seasoned Vinegar
- 1 each wooden bowl with a flat bottom, or Hangiri
DIRECTIONS
- In a large bowl, put rice. Rinse vigorously under running water.
- Run the rice around with your hand. The rice water will be a milky white color.
- Drain the cloudy water away and add fresh water.
- Keep working the rice with your hands; refresh the water till the water is clear.
- Drain most of the water, and then vigorously rub the grains with your hands in a polishing motion.
- Rinse the rice well.
- Strain the water from the rice with a fine strainer.
- The soaked rice volume has increased at this point.
- Place rice in rice cooker and cook till completed.
- When rice is cooked, transfer the rice into wooden mixing bowl or Hangiri.
- Put sushi seasoning vinegar evenly over the rice.
- Mix rice gently with wooden spatula (Syamoji) in slicing motion. Turn over from time to time.
- Do not crush or mash the rice. Continue until rice is nicely mixed and the temperature is reduced to about 105°F.
- Store in wooden bowl, and cover with wet towel while you make the sushi.
Marinaded Tomato Filets – Yield: 14-20 Filets (4 Rolls)
INGREDIENTS
- 3 C Mirin
- 3 C Soya Sauce
- ½ T Powdered Ginger
- 4 each 4x5 Tomatoes, vine ripened, seeded and skinned
DIRECTIONS
- Place all sauce ingredients in a container and refrigerate. Cook the whole 4x5 tomatoes in hot water to peel and deseed.
- Cut the tomatoes into wedges and filet out all the seed and pith, then marinate for 12-18 hours (they will resemble tuna sashimi).
- Once the tomatoes are marinated, place on a drying rack to drip-dry.