Project Updates for Rumble Jar Cold Brew Coffee Made Simple on BackerKit Page 1
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By A Mystery Man Writer
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5(408)
Product Description
We engineered the perfect filter to go inside a Mason jar. Beautiful equipment. Simple brewing. Delicious coffee.
Cold Brew Maker by Rumble Jar – Bird and Bear Coffee
Introducing Rumble Jar: the world's simplest cold brew coffee filter
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A BETTER FILTER THAT MAKES STRONGER COLD BREW COFFEE: Cold brew experts designed this filter to make professional-quality cold brew in a Mason jar.