Depending on your country, you will probably need to register with your local public health authority before you can cook for our members at home. Part of this is demonstrating knowledge of food safety and hygene.
Our UK partner for food safety training and advice is SaferFood.co.uk Ltd. They provide home study courses used worldwide, in international restaurant chains and high street supermarkets. £25 gets you a distance learning pack which takes one hour, multiple choice exam and on passing, a recognised food safety certificate. Contact Safer Foods for more details and advice.