Pea and Watercress Purée
- 2 tablespoons unsalted butter
- 2 10-ounce packages frozen peas
- ¼ cup water
- 2 bunches watercress
In a large saucepan combine the peas, the watercress, and the water and boil the mixture, covered, for 5 minutes, or until the peas and watercress are tender. Transfer the mixture to a food processor, add the butter and salt and pepper to taste, and purée the mixture.