Worcestershire sauce and steak sauces usually contain fish derivatives causing an additional problem since many authorities forbid the eating of fish and meat at the same time. SOAP - See Cleansers. Garlic salt and onion salt require supervision because calcium stearate is often used to prevent lumping. All spices should be checked for calcium stearate. Seasoning usually contain many ingredients some of which require supervision or are not kosher altogether, such as shrimp, etc.
Wine yeast requires supervision.
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