Lemon juice, lime juice, orange juice, etc Fresh lemon juice Fresh lime juice Fresh orange juice When a recipe on this site calls for fruit juice, always use juice freshly squeezed from fresh fruit, both in cooking and preparing of beverages. Citrus peel and zest Whenever a recipe calls for some peel or grated zest of lemons, limes, oranges or mandarins, preferably use organically grown fruit that have not been sprayed with insecticides etc. In the picture clockwise from upper right: strips of peel and grated zest of lime, orange and lemon.