Pesto - cooking recipe

Ingredients

2 tablespoons coarsely chopped walnuts
1/4 cup extra-virgin olive oil
1/4 cup (1 1/2 ounces) grated Parmesan cheese
1 garlic clove
2 cups (lightly packed) fresh basil leaves (about 3 1/2 ounces)

Preparation

process everything except basil to a paste.
add half basil, process, repeat.