EN89
 
20 cm 
Above
Abnormal shape of bread
It is hard to control the 
bread-making process. 
Shape of bread varies 
every time …
Height standards
Height standards
9 cm
Lower than
French bread, 60 minutes 
bread, Red bean bread, 
Pineapple bread, Half bread
 
13 cm
Lower than
 
Pain de mie, Yudane 
pain de mie, Chiffon 
pain de mie, Soft bread, 
Rice flour bread, Marble 
bread
12 cm
Lower than
(Rice bread, Hokkaido bread)
11 cm
Lower than
(Natural yeast bread)
10 cm
Lower than
(French rice bread)
14 cm
Lower than
 
Bread, Rapid bread, Brioche, 
Whole wheat bread
When the following 
conditions happen
Please confirm the following
Bread (rising)
Insufficient rising
Ӫ  Shape and rising conditions vary according to temperature, humidity, ingredient 
and timer conditions.
Ӫ Too many raisins and other ingredients added?
Ӫ  Is the room temperature too high? (the shape will change if the room 
temperature is too high) 
Please store flour and other ingredients in the refrigerator.
Flour
Ӫ Do you measure the weight with a scale? 
Ӫ Have you used flour with a protein content of over 12  15%?
Ӫ Have you used high-gluten flour?
Ӫ Have you used expired flour?
 French bread, Brioche…
Ӫ Is the ratio of high-gluten flour and low-gluten flour correct?
Water
Ӫ Not enough?
խYudane pain de mie, Rapid, French rice bread, French bread, 
խWhole wheat, Pineapple bread Brioche Red bean bread…
Ӫ Have you used cold water of 5 ˚C?
 When room temperature exceeds 25 ˚C …
Ӫ Have you used cold water of 5 ˚C?
Granulated sugar
Ӫ Not enough?
Instant dry 
yeast
 Except natural yeast bread… 
Ӫ  Have you used the instant dry yeast that do not require 
advanced fermentation?
Ӫ Is it placed in the yeast dispenser? 
Ӫ Not enough? 
Ӫ Is it kept in the refrigerator? (P. EN9) 
Ӫ Have you used expired instant dry yeast?
Natural yeast
 Natural yeast bread 
Ӫ Did you use “Hoshino” natural yeast (raw)? 
Ӫ Is the natural yeast 
(
fermented
)
 weighed after being mixed? 
Ӫ Is it put in a bread pan?  
Ӫ Too little?
Excessive rising
Flour
Ӫ Too much?
Ӫ Do you use the special purpose flour? (P. EN84)
Water
Ӫ Too much?
Instant dry yeast
Natural yeast 
(
fermented
)
Ӫ
Too much?
 If excessive rising happens upon stated amount, reduce the 
quantity of instant dry yeast, natural yeast (fermented), or 
granulated sugars by ¼ 
 ½.
Ӫ
 Excessive rising may happen sometimes at altitudes over 1,000 
metres high.
Ӫ
Contact between inner part of the lid and the bread due to 
excessive rising may damage the lid’s coating. Accidentally 
eating the coating will not harm your health.
FAQ 
/
 Abnormal shape of bread
After use