Place all ingredients in food processor and pulse several times until coarsely chopped. Scrape down work bowl. Process continuously until smooth. Makes approximately 3 cups. Keeps for 6-8 months if frozen in an airtight container.
*Cheese can be grated in food processor prior to adding other ingredients.
The uses for frozen pesto are endless and it can be frozen in any amount desired. However, if the entire batch is frozen in a single container, it is easy to cut off the required amount with a table knife which has been run under hot water. Thaw at room temperature (or on a low microwave setting) for use in any of the following ways:
Note: Pine nuts may be substituted for walnuts.