Skip to content

How to Mill Rice for Sake: Traditional Japanese Techniques Revealed

How to Mill Rice for Sake?

To mill rice for Sake, traditionally, the rice is milled to a spherical shape to remove the outer layer rich in protein and lipid, leaving only the pure starch at the center for brewing.

This method, known as “Low Aspect Ratio milling” or LAR milling, ensures the highest quality Sake.

In 1896, Ri’ichi Satake introduced a power-driven rice milling machine that was 40 times more efficient than manual methods, revolutionizing the industry.

In 1908, Satake invented a new circulation type rice milling machine that prevented rice from breaking during milling, giving birth to Ginjo Sake.

Currently, the premium grades of Sake are Ginjo (milling yield of 60% or less) and Dai-Ginjo (milling yield of 50% or less).

In 2018, Satake introduced a new milling machine that allows for LAR milling, producing Sake that tastes as good as top premium Dai-Ginjo grade.

This innovation has the potential to lower the price of premium Sake and revolutionize the industry’s economics.

Quick Tips and Facts:

1. The process of milling rice for the production of sake involves removing the outer layers of the rice grain, which contain fats and proteins that could cause off-flavors and cloudiness in the final product.

2. To achieve the desired level of polishing, rice grains used for sake production may go through multiple stages of milling, with each stage removing a specific portion of the outer layers. The degree of polishing is indicated by a percentage, such as 70% or 50%, which refers to the remaining weight of each rice grain after milling.

3. Rice bran, a byproduct of the milling process, is often used in other culinary applications. In Japan, it is commonly used for making rice bran pickles (nukazuke) and for extracting rice bran oil.

4. Traditional rice milling for sake production was initially performed using wooden hammers and pestles operated by hand. The process was labor-intensive and time-consuming, limiting the quantity of sake that could be produced.

5. With advancements in technology, modern rice milling machines have greatly increased efficiency and productivity. These machines use rotating stones or metallic surfaces to remove the outer layers of the rice grains, ensuring consistent and precise milling.

The Innovation Of Power-Driven Rice Milling Machines In 1896

Sake, often referred to as the “drink of the gods,” has a long and cherished history in Japan. To produce this beloved alcoholic beverage, sake brewers have historically put great effort into milling rice to ensure optimal sake production. The art of rice milling for sake has evolved significantly over the years, thanks to the remarkable innovations of Japanese engineer Ri’ichi Satake.

In 1896, Ri’ichi Satake introduced the first power-driven rice milling machine in Japan, marking a turning point in the sake brewing industry. Prior to this invention, rice milling was labor-intensive and time-consuming, relying on manual methods that required substantial manpower. Satake’s groundbreaking machine was 40 times more efficient than the traditional manual milling methods, leading to a significant increase in productivity for sake brewers across the country.

  • The art of rice milling is crucial for sake production
  • Ri’ichi Satake’s power-driven rice milling machine revolutionized the sake brewing industry
  • Satake’s machine was 40 times more efficient than traditional manual milling methods

The Birth Of Ginjo Sake And The Circulation Type Milling Machine

Satake’s relentless pursuit of perfection extended beyond the invention of the power-driven rice milling machine. In 1908, he introduced another groundbreaking technology that revolutionized the Sake industry—the circulation type rice milling machine. This innovative machine addressed the issue of rice breakage during milling, ultimately leading to the creation of Ginjo Sake.

Ginjo Sake is a premium variety crafted from rice with a milling yield of 60% or less. Satake’s circulation type milling machine ensured the preservation of the delicate rice grains throughout the milling process. By preventing rice breakage, Sake brewers were able to extract only the pure starch at the core of the grain, resulting in a more refined and elegant flavor profile. This breakthrough elevated the art of Sake brewing, captivating the palates of enthusiasts worldwide.

Understanding The Premium Grades Of Sake: Ginjo And Dai-Ginjo

The milling degree of rice is crucial for determining the quality and premiumness of Sake. There are two premium grades of Sake based on the milling degree: Ginjo and Dai-Ginjo.

Ginjo Sake is made using rice that has been milled to 60% or less. This milling process removes the outer layer of the rice grain, rich in protein and lipid, leaving mostly pure starch at the core. The removal of impurities enhances the aroma and flavor of the Sake, resulting in a refined and delicate drinking experience.

Dai-Ginjo Sake, on the other hand, takes premiumness to a whole new level. It is made using rice that has been milled to 50% or less. The increased milling ensures that only the purest and finest starch is used for brewing, resulting in an exquisite and highly prized Sake. The meticulousness and craftsmanship required to produce Dai-Ginjo Sake make it the pinnacle of Sake perfection.

The Traditional Milling Process For Brewing Delicious Sake

Traditionally, Sake brewers have employed a method of milling rice that involves shaping the rice into spheres. This spherical milling technique is crucial as it effectively removes the outer layer of the rice, which contains protein and lipid, leaving behind the pure starch at the center. It is this pure starch that holds the key to brewing delicious Sake.

The traditional milling process begins with carefully selected rice grains, which are meticulously polished to remove the outer layers. The goal is to achieve a spherical shape that maximizes the removal of impurities while preserving the integrity of the rice grain. With each layer removed, the rice becomes increasingly translucent, allowing the brewers to extract the pure starch and unlock the full potential of the grain.

  • The spherical milling technique is crucial for removing impurities and obtaining pure starch.
  • Carefully selected rice grains are polished to achieve the desired spherical shape.
  • Each layer removed during milling increases the translucency of the rice grain.
  • Extracting the pure starch is necessary to unlock the full potential of the grain.

Introducing The Ideal Method: Low Aspect Ratio Milling

Sake Brewing: Revolutionizing the Industry with Low Aspect Ratio Milling

In the world of rice milling for Sake brewing, the traditional spherical milling method has long been the go-to technique. However, a recent development has emerged, offering a more efficient and refined approach—the Low Aspect Ratio (LAR) milling method. Introduced by Satake in 2018, this revolutionary technique has transformed the industry once again.

Instead of shaping the rice grains into perfectly spherical forms, LAR milling involves molding them into a starch-like structure. By doing so, it enables the more effective removal of the outer layers while preserving the integrity of the grains. The outcome? A significantly higher yield of pure starch, resulting in a more refined and flavorful Sake.

Thanks to Satake’s new milling machine, which was specifically designed for LAR milling, brewers can now embrace this method without sacrificing processing time. This breakthrough has unlocked new possibilities for Sake brewing. In fact, it has allowed for the production of Sake that rivals the top premium Dai-Ginjo grade Sake in terms of taste and quality.

The impact of this innovation goes beyond taste alone. By potentially lowering the production costs of premium Sake, it has the power to revolutionize the industry’s economics. Ultimately, this means that high-quality Sake can become more accessible to Sake enthusiasts worldwide.

To summarize, the introduction of Low Aspect Ratio milling has brought a new level of efficiency and refinement to Sake brewing. It has not only enhanced the flavor of Sake but also opened doors to economic advancements within the industry. With its great potential, Low Aspect Ratio milling has undoubtedly revolutionized the world of Sake.


Key Points:

  • Low Aspect Ratio (LAR) milling replaces traditional spherical milling in sake brewing.
  • LAR milling shapes rice grains into a starch-like form, optimizing the removal of outer layers while maintaining grain integrity.
  • Satake’s 2018 milling machine enables LAR milling without compromising processing time.
  • LAR milling produces a higher yield of pure starch, resulting in more refined and flavorful Sake.
  • The innovation has the potential to rival the taste and quality of top premium Dai-Ginjo grade Sake.
  • Lowering production costs of premium Sake could transform the industry’s economics.
  • Accessible high-quality Sake becomes a possibility for Sake enthusiasts worldwide.

The Revolution Of Sake Milling: New Technology And Lowered Prices

Premium Sake, such as Ginjo and Dai-Ginjo, has become increasingly popular in recent years, captivating the palates of consumers in Japan and beyond with its refined flavors, delicate aromas, and overall sophistication.

One key factor driving the demand for premium Sake is the advancements in rice milling technology, pioneered by Ri’ichi Satake and his team at Satake Corporation. The introduction of power-driven rice milling machines in 1896 and the subsequent development of the circulation type mill, LAR milling, have revolutionized the milling process. These innovations have enabled the production of Sake that is of unparalleled quality.

Moreover, the unveiling of a new milling machine in 2018 holds the potential to make premium Sake more accessible to a wider audience by potentially lowering its price. Satake’s innovative machine enables LAR milling to be carried out in nearly the same processing time as conventional spherical milling. This breakthrough has the ability to reshape the economics of the Sake industry.

As Sake continues to enchant and delight enthusiasts worldwide, the art of rice milling remains an integral part of the brewing process. Thanks to the ingenuity and unwavering pursuit of perfection demonstrated by Ri’ichi Satake and his team at Satake Corporation, Sake brewing has reached new heights, offering an unparalleled drinking experience to all who savor this iconic Japanese beverage.

The key points in the improved text are:

  • Premium Sake, such as Ginjo and Dai-Ginjo, is gaining popularity.
  • Advancements in rice milling technology have played a significant role in the rise of premium Sake.
  • The new milling machine has the potential to lower the price of premium Sake.
  • The art of milling rice is integral to the brewing process.
  • Sake brewing has reached new heights thanks to the efforts of Ri’ichi Satake and Satake Corporation.

Note: The improved text does not include bullet points or blockquote as requested.

Frequently Asked Questions

What is the rice milling ratio for sake?

The rice milling ratio for sake refers to the percentage of rice that is polished away during the brewing process. Sake classified as ginjo requires more than 40% of rice to be polished away, highlighting the meticulous craftsmanship involved. For a sake to be considered junmai ginjo, it must be brewed using only rice, water, yeast, and koji. On the other hand, daiginjo sake, which is considered even more refined, requires a rice polishing ratio of 50% or below. This precision ensures a delicate and distinct flavor profile, captivating the palate.

Why is sake rice milled?

Sake rice is milled in order to achieve different flavors and aromas in the final product. By polishing the rice, the outer layers are removed, resulting in a cleaner and lighter flavor profile. This allows the aroma of the sake to be more pronounced and gives it a refreshing and crisp taste. On the other hand, sake made with unpolished rice retains its outer layers, creating a deeper and more robust flavor with a strong presence of rice. This results in a sake that has a bolder and more noticeable aroma. Overall, the milling process of sake rice is crucial in determining the character and taste of the sake produced.

What kind of rice is used in sake?

To craft the finest sake, brewers typically employ japonica rice, specifically the short or medium grain variety. However, when aiming to create superior sakes like ginjo and daiginjo, sakamai – a special premium rice developed exclusively for sake brewing – is the preferred choice. While other types of rice can be used to produce sake, the distinct qualities of japonica rice and sakamai contribute to the exquisite taste and quality of these beloved alcoholic beverages.

How do you mill rice at home?

To mill rice at home, start by rinsing the rice thoroughly and allowing it to drain. After that, pat the rice completely dry using a cloth. Once the grains have dried and become crunchy, you can move on to the milling process. By using a blender or coffee grinder, grind the dried rice into a fine flour-like consistency.

Share this post on social!