Place the lamb in the oven. For cooking time allow 30 minutes per 500g. Cover the lamb with foil after 20 minutes to avoid it becoming too brown, then uncover for the final 20 minutes of cooking. Top up the water a little as the lamb cooks to avoid the lamb drying out.
PSI: Packet Switching Interface: PSI: Population Services International: PSI: Psychiatric Solutions Inc. PSI: Public Services International: PSI: Product Stewardship Institute: PSI: Patient Safety Indicators: PSI: Public Sector Information: PSI: Policy Studies Institute (UK) PSI: Paul Scherrer Institute (Switzerland, Joint Institute of ETH) PSI: Pet Sitters International: PSI: Psionic
psi â Pounds per Square Inch Pressure Unit Pounds or pound force per square inch (psi, lb/inÂ², pfsi or lbf/inÂ²) is a widely used British and American unit of measure for pressure. 1 psi equals 6,894.76 pascals. In the USA the PSI pressure unit is the pimary unit of measure for pressure and almost all pressure instruments are specified and display in pounds per square inch. The psi is still used extensively in the UK but the bar pressure unit has mostly replaced it as the primary pressure unit.