Salads are often championed as the ultimate health food — that's in large part due to their base: raw, leafy greens. Leafy greens are some of the most nutrient-dense vegetables you can eat.

No Caesar salad is complete without romaine lettuce ... to determine the healthiest leafy greens you can choose. Following is a transcript of the video. At the bottom we have a peppery-tasting ...

Season with lemon juice, salt and pepper, then serve with fresh picked herbs on top. Add this salad to a grain bowl or leafy-greens salad, or enjoy on its own.

Easy winter salads can be just as tasty and comforting as summer ones, especially when created by top London chefs.