Ingredients

1 garlic clove 

1 cup watercress leaves and some stems, loosely packed 

2 thin slices fresh fennel 

Juice of 3 lemons 

1 teaspoon coarse salt 

1/2 teaspoon freshly ground pepper 

1 cup extra-virgin olive oil 

Preparation

Combine garlic, watercress, fennel, lemon juice, salt, and pepper in the jar of a blender, and blend until smooth. With the motor, running, slowly add oil. Mix until oil is completely incorporated. Store in an airtight container for up to 3 days. Shake well before using.