Pure K Courses
Understand what's really happening in your kitchen
In-depth, plain-language courses on the halachos of kosher — for food producers, home businesses, and anyone who wants to understand the “why” behind their kitchen. Taught from primary sources and reviewed by our rabbinic staff.
Available courses
Start with our flagship program — more courses are on the way.
Flagship course50short lessons
Home Food Business Crash Course
Everything a home baker, caterer, or food producer should understand about kosher — from meat, dairy & pareve, to kashering, tevilas keilim, checking produce, challah, yoshon, Shabbos, and Pesach. Each lesson is a short video plus a full written class.
12 modules · 50 lessons · ~5 min each · Video + written · Primary sources
More courses are in production — check back soon.
Certifying a product?
These courses teach the concepts. When you’re ready to certify a product for market, our rabbinic team handles the supervision.
- Free, with no obligation
- A real person replies within one business day
- Clear on timeline and cost up front
- Your formulations stay confidential