Arroz Verde Mexican Green Rice

Name: Arroz Verde (Mexican Green Rice)
Ingredients: 3 tablespoons extra virgin olive oil; 1 1/2 cups long-grain white rice; 2 1/4 cups chicken stock (or more depending on your rice, see recipe note); 1 cup roughly chopped parsley , lightly packed; 1/2 cup roughly chopped cilantro , lightly packed; 2 large poblano chili peppers , seeded and roughly chopped; 2 tablespoons chopped onion; 1 clove garlic , peeled, roughly chopped; Salt to taste (see recipe note)