Be careful not to crush the berries too much in Step one; you want the jam to have some texture. Liquid pectin can be substituted for the powdered pectin with no difference in results. Simply reverse the order in which the pectin and lemon juice are added.
Although Herbes de Provence can be found in most grocery stores, it is easy to prepare your own mixture. The combinations can vary, but thyme and savory are generally used; rosemary is included for lamb preparations. Lavender adds a pleasantly pungent aroma.