Poultry: Birds vs. animals; Teraifos (injections, damaged flesh, Meckel's Diverticulum, tzomas hagidin); Foie Gras; Packaged chicken shailos (blood, tzomas hagidim, broken bones). See seforim by Rabbi Cohen at www.kashrushalacha.com
Heat Exchangers: Principle; Types (plate, tubular, scraped surface); Kashering; Pasteurization (holding tubes, divert lines, mevushal); Regeneration. See seforim by Rabbi Cohen at www.kashrushalacha.com
Bitul Calculation: Volume vs. weight; Specific gravity; How much issur is there; Estimations; Modern pot types (stainless, aluminum, clad, disc clad, anodized aluminum); Actual calculations (overview). See seforim by Rabbi Cohen at www.kashrushalacha.com
Glatt and Beis Yosef: Introduction; Procedure (access diaphram/tarpash, bedikas pnim, bedikas chutz); Methods of checking (הכנסת יד הבודק, hagbah, miuch and mishmush, klipah); Glatt; Chalak - Beis Yosef; Sephardim; Dakos. See seforim by Rabbi Cohen at www.kashrushalacha.com
Milk and Cheese: Dairy industry overview; Fat (cream, butter, ice cream); Protein (acid vs. rennet, casein and cheese, whey, cottage cheese, yogurt, sour cream); Sugar - Lactose (mei chalav); Water and minor components; Creating chalav Yisroel; Yotzeh v'nichnas; Video cameras; Creating gevinas Yisroel. See seforim by Rabbi Cohen at www.kashrushalacha.com...
Meat Basics: Shechitah; Teraifos; Nikkur; Melichah; Simanim. See seforim by Rabbi Cohen at www.kashrushalacha.com
Oil: Source; Fish; Kitnios; Processing (deodorizing, bulk transport, conversion, tracing lines); Lubricants; Essential Oils; Citrus Oil; See seforim by Rabbi Cohen at www.kashrushalacha.com
Tasting Safek Issur: Tasting Issur; Tasting safek issur; Boiler Condensate; Mouthwash; Toothpaste; e-Cigarette Juice. See seforim by Rabbi Cohen at www.kashrushalacha.com
Tasting; Te'imas Kefeilah (טעימת קפילא); Te'imas Yisroel (טעימת ישראל); Pesach Production; What is "tasting"; Other (fast day, 6 hours); See seforim by Rabbi Cohen at www.kashrushalacha.com
Sukkah Building: Location; Walls; S'chach. See seforim by Rabbi Cohen at www.kashrushalacha.com
Dairy Bread: Basic halacha; Kashering; Bitul; Which foods; K'ein turah; Timing. See seforim by Rabbi Cohen at www.kashrushalacha.com
Yoshon: Basics; Five grains; Equipment; Guide to Chodosh; 80/20 rule. See seforim by Rabbi Cohen at www.kashrushalacha.com
Mechalyah Leh Lishvach [Part 2]: Mechalyah for foods; Knife of unknown status (safek, factory, food service); Wine and whisky; Common examples of knife halachos. See seforim by Rabbi Cohen at www.kashrushalacha.com
Mechalyah Leh Lishvach [Part 1]: How it operates; Halacha; Beis Meir; Vinegar. See seforim by Rabbi Cohen at www.kashrushalacha.com
End of Shemittah: Shemittas kesafim; Pruzbul; Arba minim (aravah, hadassim, esrog, lulav); Post-shemittah; See seforim by Rabbi Cohen at www.kashrushalacha.com
Medicine: Tablets Liquids Chewables Gelcaps Vitamins See seforim by Rabbi Cohen at www.kashrushalacha.com
Duchkah D'sakinah [Part 2]: Fish in a non-kosher fish store; Cut fruit and vegetables; Grinding and chewing; Plate underneath; Scraping; Knife sharpening; Multiple steps; Six hours. See seforim by Rabbi Cohen at www.kashrushalacha.com
Duchkah D'sakinah [Part 1] : Levels of absorption; Hadachah, gerairah, shifshuf, klipah; Knives nowadays; Cleaning methods. See seforim by Rabbi Cohen at www.kashrushalacha.com
Hafrashas Challah: Belilah Raccah; Shiur challah; Commercial hafrashas challah methods; Dough balls; Tevel (year, time-related, remote hafrashah, act of hafrashah); Sell to non-Jew. See seforim by Rabbi Cohen at www.kashrushalacha.com
Microwave and Dishwasher Kashering: Cracks and crevices; Microwave oven; Home dishwasher (how it works, kashering); Double drawer dishwasher; Commercial dishwasher (box, conveyor). See seforim by Rabbi Cohen at www.kashrushalacha.com
Coffee on the road: Starbucks; Rest stops; Convenience stores; Hotel room; Office. See seforim by Rabbi Cohen at www.kashrushalacha.com
Chalav Yisroel Creation Hashgachah; Yotzeh v'nichnas; Checking the container; DA cows; Kashering; Preventing kovush. See seforim by Rabbi Cohen at www.kashrushalacha.com
Chalav Yisroel & Gevinas Yisroel: Changes in chalav stam; DA Cows (displaced abomasum); Chalav stam infant formula; Mashgiach temidis for chalav Yisroel; Jewish ownership of rennet for gevinas Yisroel; Chalav stam kosher hard cheese; Butter from chalav stam; See seforim by Rabbi Cohen at www.kashrushalacha.com...
Which cooking methods require bishul Yisroel? Salting; Pickling; Smoking (cold smoke, hot smoke); Steaming; Microwaving; Induction cooktop; See seforim by Rabbi Cohen at www.kashrushalacha.com
Davar Charif; Gemaros; Six halachos; What is charif? Principles and Examples; Vegetable name translations; See seforim by Rabbi Cohen at www.kashrushalacha.com
Vinegar - Part 2 of 2. Vapor scrubber; Pasteurization; Halachic issues (brief); Kovush - time, b'dieved, moving around; Stam yayin - milui v'irui, machniso l'kiyum, mevushal; Chametz; Kashering; See seforim by Rabbi Cohen at www.kashrushalacha.com
Vinegar - Part 1 of 2; Acetobacter; Vinegar types; Ingredients; Production; Generator; Acetator; Concentration. See seforim by Rabbi Cohen at www.kashrushalacha.com
Commercial Dishwashers. Final installment of the 5 part series on washing dishes. Operations; Box dishwasher; Conveyor dishwasher; Meat and dairy in same dishwasher; Kashering; Three compartment sink; Dish sanitizer. See seforim by Rabbi Cohen at www.kashrushalacha.com
Double Drawer Dishwasher; Part 4 of 5 on washing dishes; Nat bar nat; Dairy and meat simultaneously; Hot or cold. See seforim by Rabbi Cohen at www.kashrushalacha.com
Residential Dishwashers; Part 3 of 5 on washing dishes; Operations; Considerations; Technological changes; Pre-rinse cycle; Wash cycle; Sanitize rinse cycle; Kashering. See seforim by Rabbi Cohen at www.kashrushalacha.com
