evidence: - A mixture of parsley, garlic, and lemon zest combined with olive oil goes into the vegetables as they are sautéed and also gets stirred into the soup just before serving for maximum flavor. [...] Ingredients - 2 tablespoons grated zest and 2 tablespoons juice from 1 to 2 lemons - 1/2 cup chopped fresh parsley leaves - 6 medium cloves garlic, minced (about 2 tablespoons) [...] Combine lemon zest, parsley, garlic, and half of olive oil in a medium bowl and stir with a fork until homogenous. Season to taste with salt and pepper and set aside.