Basil Vinaigrette

Bahan-bahan (4 porsi)

• 2 cups tightly-packed fresh basil leaves
• 1/2 cup extra virgin olive oil
• 3 tablespoons red wine vinegar
• 1 large clove garlic, peeled
• 3/4 teaspoon sea salt
• (optional) 1/2 teaspoon Dijon mustard
• 1/2 teaspoon freshly-cracked black pepper
• pinch of crushed red pepper flakes