Nasturtium: More Than Just a Pretty Face
While the vibrant, jewel-toned flowers of the nasturtium plant (Tropaeolum majus) have long been admired for their beauty, its leaves are a delicious and often-overlooked culinary ingredient. In fact, the entire plant is edible, from the leaves and flowers to the immature seeds. The peppery flavor of the leaves can elevate a simple salad into a gourmet experience, making it a favorite among home gardeners and chefs alike. This guide will walk you through everything you need to know about incorporating this versatile plant into your kitchen.
The Flavor Profile of Nasturtium Leaves
Nasturtium leaves offer a distinct peppery and slightly spicy flavor, reminiscent of watercress or arugula. The leaves have a stronger, more potent flavor than the flowers, though the taste can vary depending on the plant's age and growing conditions. Younger, more tender leaves generally offer a milder, more pleasant peppery note, while older leaves can become tougher and more intensely flavored. This bold flavor is what makes nasturtium leaves an exciting addition to any salad, providing a unique zing that contrasts beautifully with other ingredients.
Preparing Nasturtium Leaves for Your Salad
Harvesting and Cleaning
For the best flavor and texture, harvest young, tender leaves from your nasturtium plants. The large, round shape and sturdy nature of the leaves make them easy to handle. To prepare them for consumption, wash the leaves thoroughly under cold water to remove any dirt or bugs. Their sturdiness allows them to hold up well in a salad spinner, making the drying process quick and simple.
Usage in Salads
Nasturtium leaves can be used in salads in several ways:
- Whole: Small, young leaves can be used whole for a striking visual effect, resembling miniature lily pads.
- Chopped: Chopping the leaves into smaller pieces helps to distribute their intense flavor more evenly throughout the salad.
- Mixed Greens: Combine nasturtium leaves with milder greens like butter lettuce, baby spinach, or oak leaf lettuce to balance the peppery kick.
Culinary Pairings and Recipe Ideas
The bold flavor of nasturtium leaves can be balanced and enhanced with the right pairings. Consider these combinations:
- Sweet Fruits: The spiciness of the leaves contrasts well with the sweetness of fruits like strawberries or mango.
- Creamy Cheeses: Crumbled goat cheese or feta can mellow out the heat of the leaves while adding a tangy flavor.
- Nuts and Seeds: Toasted pine nuts or sunflower seeds provide a nutty crunch that complements the texture of the leaves.
- Tangy Dressings: Light vinaigrettes made with balsamic or fruit-infused vinegar, along with olive oil, are excellent choices that highlight the leaves' flavor.
Nasturtium vs. Arugula: A Comparison Table
Nasturtium and arugula both offer a peppery, spicy flavor profile but differ in taste intensity and texture. Here’s a quick comparison:
| Feature | Nasturtium Leaves | Arugula Leaves |
|---|---|---|
| Flavor Profile | Peppery, spicy, and sometimes subtly sweet; more intense and mustard-like. | Peppery, nutty, and slightly bitter; generally milder than nasturtium. |
| Texture | Round, sturdy, and succulent, resembling lily pads. | Elongated, delicate, and tender. |
| Visual Appeal | Bold, vibrant green, and unique round shape. | Standard green, leafy appearance. |
| Nutritional Content | High in Vitamin C, Vitamin A, and lutein. | Good source of Vitamin K, Vitamin C, and folate. |
| Best Uses | Raw in salads, pestos, and as garnishes. | Raw in salads, on pizzas, and in pasta dishes. |
Other Culinary Uses for Nasturtium
Beyond fresh salads, nasturtium leaves are incredibly versatile in the kitchen:
- Pesto: Substitute or combine nasturtium leaves with basil to create a vibrant, peppery pesto.
- Compound Butter: Finely chop the leaves and mix them into softened butter for a spread that adds a spicy kick to bread or grilled meats.
- Infused Vinegar: Steep nasturtium leaves and flowers in vinegar to create a flavorful and colorful dressing base.
- Sandwiches and Wraps: Use whole leaves as a fresh, flavorful alternative to traditional lettuce.
- Soups: Stir chopped leaves into soups just before serving for a final peppery touch.
Conclusion: Adding a Peppery Kick to Your Greens
Incorporating nasturtium leaves into salads is a fantastic way to add a unique, zesty flavor and a boost of nutrients. Safe and delicious to eat raw, they are a simple addition that can dramatically change the dynamic of a dish. By harvesting young leaves and pairing them thoughtfully with other ingredients, you can enjoy the full peppery potential of this amazing edible plant. Whether you grow your own or find them at a local farmers' market, nasturtium leaves are a culinary adventure waiting to happen. For more information on edible flowers and herbs, visit your local garden center or a reputable seed supplier like Burpee.