straining sack; filter bag
A cloth or mesh sack used to strain liquids, such as for making clear broth, juice, or purifying water.
After making the stock, strain it through a straining sack to get a clear soup.
Standard kanji spelling for a straining sack.
Simpler kanji variant using こし (filter) instead of 漉し.
Compound of 漉し (こし, 'straining', from verb 漉す) and 袋 (ふくろ, 'bag').