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Kaku Highball (角ハイボール, Suntory whisky highball)

Kaku Highball (角ハイボール, Suntory whisky highball)

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A Kaku highball is not a bartender's trick. Pack the glass with ice, keep every part cold, add one measured pour of whisky, and stir only enough.

Beverages
Japanese
Weeknight
Game Day
BBQ
5 min
Active Time
0 min cook5 min total
Yield1 drink

The ice is half the drink. That sounds like a small claim until you taste a highball made with tired ice, warm soda, and a busy spoon. Then the glass tells on you at once.

Kaku Highball, or Kaku-hai, is weeknight whisky in its cleanest Japanese form: Suntory Kakubin, hard ice, very cold soda, and almost no handling. The point isn't to show off the whisky. It's to stretch its grain sweetness and light smoke into something tall, dry, and brisk enough to sit beside yakitori, karaage, grilled corn, or whatever is coming off the fire. We make it plain because plainness is where the standard shows.

The one detail that decides it is temperature. Fill the glass with ice and stir the whisky over it first, because cold whisky grips the soda without flattening it. Pour the soda down the side, then stir once from the bottom. Once. A highball is not soup, though I have seen it treated with less mercy. Keep the bubbles alive and the drink stays sharp to the last sip.

There is no season when a Kaku-hai is wrong, but it makes most sense when the food is hot, salty, and direct. At an izakaya table it works like a pause between bites, washing the mouth clean without asking for attention. Honmono here is modest: the right bottle, the coldest soda you can manage, and enough restraint to leave the glass alone.

The Kakubin whisky bottle, named for its square, tortoiseshell-like glass, was introduced by Suntory in 1937 and became one of Japan's best-known everyday whiskies. The whisky highball grew strongly in postwar bar culture, then surged again in the 2000s when Suntory promoted the Kaku-hai as an izakaya drink served tall, cold, and food-friendly. Its standard pour, one part Kakubin to about four parts soda, reflects that modern izakaya style rather than a heavy cocktail-bar build.

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Ingredients

Suntory Kakubin whisky

Quantity

1 1/2 ounces

well chilled

soda water

Quantity

6 ounces

very cold

large hard ice cubes

Quantity

enough to pack the glass

lemon peel or wedge (optional)

Quantity

1

Equipment Needed

  • Tall highball glass
  • Bar spoon or long teaspoon
  • Jigger or small measuring cup

Instructions

  1. 1

    Chill the glass

    Set a tall highball glass in the freezer for a few minutes, or fill it with ice water while you gather the bottle and soda. A cold glass slows melting, and melting is what turns a clean highball into sweet, tired water.

  2. 2

    Pack with ice

    Discard the ice water if you used it, then fill the glass to the rim with large, hard ice cubes. Don't be shy here. A full glass of good ice keeps the drink colder and dilutes it more slowly than a few lonely cubes floating at the top.

    Clear bar ice is lovely, but not required. What matters is hard ice straight from the freezer, not half-melted ice from a bowl on the counter.
  3. 3

    Add the whisky

    Pour the chilled Suntory Kakubin over the ice. Stir the whisky and ice about ten times, until the outside of the glass feels sharply cold. This chills the whisky before the soda arrives, so you don't have to punish the bubbles with extra stirring later.

  4. 4

    Pour the soda

    Tilt the glass slightly and pour the very cold soda water slowly down the inside wall, aiming for about four parts soda to one part whisky. Pouring gently protects the carbonation, and carbonation is the lift of the drink.

  5. 5

    Stir once

    Slide a bar spoon to the bottom of the glass, lift once, and stop. The whisky will rise through the soda and settle evenly enough. Stir more and you spend the bubbles you just protected.

  6. 6

    Garnish and serve

    Add a small lemon peel or wedge if you like it the izakaya way, but don't squeeze heavily unless the whisky is rougher than it should be. Serve at once, while the glass is cold and the bubbles still snap against the tongue.

Chef Tips

  • Use Suntory Kakubin if you're making Kaku-hai. Other Japanese whiskies can make a good highball, but then it isn't this drink. There's no shame in naming the difference.
  • Keep the soda in the refrigerator until the last second. Warm soda foams hard, loses its bite, and leaves you with a flat glass before the first skewer is gone.
  • The ratio is one part whisky to four parts soda. Stronger is not automatically better. The charm of this drink is that it stays clean and drinkable beside food.
  • If your ice smells of the freezer, make new ice. A highball has nothing hidden in it, so stale ice will announce itself like a rude guest.

Advance Preparation

  • Chill the whisky, soda, and glasses ahead of time. Cold ingredients are the whole discipline here.
  • Make fresh ice the day before if your freezer ice has picked up odors. Keep it sealed until serving.
  • Do not mix highballs ahead. Build each glass just before serving so the soda stays lively.

Frequently Asked Questions

Nutrition Information

1 serving (about 220g)

Calories
100 calories
Total Fat
0 g
Saturated Fat
0 g
Trans Fat
0 g
Unsaturated Fat
0 g
Cholesterol
0 mg
Sodium
5 mg
Total Carbohydrates
0 g
Dietary Fiber
0 g
Sugars
0 g
Protein
0 g

Note: Chef personas and recipes are created with AI assistance. Cook with care: follow safe food-handling practices, check doneness with a thermometer when needed, and adapt for allergies and your kitchen.

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