Ingredients
- For the Blistered Green Beans: Simple Perfection
- Fresh Green Beans (Haricot Vert or String Beans): The star of the dish, green beans provide a fresh, slightly grassy flavor and a satisfying crisp-tender texture when blistered.
- Variety Matters:
- Haricot Vert (French Green Beans): These slender, delicate green beans are ideal for blistering. They cook quickly and become beautifully tender-crisp. Their refined texture makes them a top choice for this recipe.
- String Beans (Regular Green Beans): If haricot vert are unavailable, regular string beans work well too. Choose young, firm beans. You may need to trim them slightly more and adjust cooking time slightly as they can be a bit thicker.
- Selecting Green Beans: Look for green beans that are bright green, firm, and snap easily when bent. Avoid beans that are limp, wilted, or have blemishes. The pods should be smooth and unblemished.
- Nutritional Powerhouse: Green beans are not just delicious; they are also packed with nutrients:
- Vitamins: Excellent source of Vitamin K, Vitamin C, and Vitamin A.
- Fiber: Good source of dietary fiber, aiding in digestion and promoting fullness.
- Folate: Provides folate, important for cell growth and development.
- Minerals: Contains manganese, potassium, and iron.
- Low in Calories: Naturally low in calories, making them a healthy and guilt-free side dish.
- Preparation is Key: Wash green beans thoroughly under cold water. Trim the stem ends (the tougher end where they were attached to the plant). You can also trim the pointed tips if desired, but it’s not strictly necessary, especially with haricot vert. For longer string beans, you might consider cutting them in half crosswise for easier eating and even cooking.
- Quantity: Approximately 1 pound of fresh green beans.
- Variety Matters:
- Olive Oil (Extra Virgin): Essential for blistering the green beans and adding flavor. Extra virgin olive oil provides a richer flavor compared to regular olive oil.
- Flavor Profile: Use a good quality extra virgin olive oil for the best flavor. The olive oil will contribute to the overall taste of the blistered beans.
- Quantity: 2-3 tablespoons of extra virgin olive oil.
- Salt (Kosher or Sea Salt): Crucial for seasoning the green beans and enhancing their natural flavor. Kosher salt or sea salt are excellent choices due to their clean taste and ability to season evenly.
- Quantity: To taste, start with ½ teaspoon and adjust.
- Black Pepper (Freshly Ground): Freshly ground black pepper adds a pungent, aromatic spice that complements the green beans and balances the saltiness.
- Quantity: To taste, start with ¼ teaspoon freshly ground.
- Fresh Green Beans (Haricot Vert or String Beans): The star of the dish, green beans provide a fresh, slightly grassy flavor and a satisfying crisp-tender texture when blistered.
- For the Toasted Walnut Vinaigrette: A Nutty and Tangy Delight
- Walnuts (Raw, Halves or Pieces): Walnuts form the nutty heart of this vinaigrette. Toasting them is absolutely essential as it intensifies their flavor and adds a wonderful depth and aroma.
- Toasting Techniques:
- Oven Toasting: Spread walnuts in a single layer on a baking sheet. Toast in a preheated oven at 350°F (175°C) for 8-10 minutes, or until fragrant and lightly golden brown. Watch carefully to prevent burning.
- Skillet Toasting: Toast walnuts in a dry skillet over medium heat for 5-7 minutes, stirring frequently, until fragrant and lightly browned. This method is faster and allows you to monitor them closely.
- Nutritional Value: Walnuts are incredibly nutritious, offering:
- Omega-3 Fatty Acids: Excellent source of plant-based omega-3 fatty acids, beneficial for heart health and brain function.
- Antioxidants: Rich in antioxidants, protecting cells from damage.
- Protein: Provides plant-based protein.
- Fiber: Good source of dietary fiber.
- Vitamins and Minerals: Contains manganese, copper, magnesium, and phosphorus.
- Quantity: ½ cup raw walnut halves or pieces.
- Toasting Techniques:
- Olive Oil (Extra Virgin): Forms the base of the vinaigrette, carrying the flavors and creating a smooth emulsion.
- Flavor Consideration: Use a good quality extra virgin olive oil for the vinaigrette as its flavor will be prominent.
- Quantity: ¼ cup extra virgin olive oil.
- Red Wine Vinegar: Provides the essential tang and acidity to balance the richness of the walnuts and olive oil. Red wine vinegar offers a slightly bolder flavor than other vinegars, complementing the walnuts well.
- Vinegar Alternatives: If red wine vinegar is unavailable, you can substitute with:
- Apple Cider Vinegar: Offers a slightly milder and fruitier tang.
- Balsamic Vinegar: Adds a sweeter and more complex tang, but will darken the color of the vinaigrette.
- Fresh Lemon Juice: For a brighter and more citrusy vinaigrette.
- Quantity: 2 tablespoons red wine vinegar.
- Vinegar Alternatives: If red wine vinegar is unavailable, you can substitute with:
- Dijon Mustard: Adds a touch of tang, depth, and acts as an emulsifier, helping to bind the vinaigrette ingredients together and create a smoother consistency.
- Mustard Variations:
- Smooth Dijon: Classic choice for a smooth vinaigrette.
- Whole Grain Dijon: Adds a bit of texture and a slightly more robust flavor.
- Quantity: 1 teaspoon Dijon mustard.
- Mustard Variations:
- Maple Syrup (or Honey): Provides a touch of sweetness to balance the tanginess of the vinegar and mustard, and enhance the overall flavor profile. Maple syrup offers a vegan option and a unique subtle flavor. Honey is a non-vegan alternative.
- Sweetener Alternatives:
- Agave Nectar: A vegan option with a neutral sweetness.
- Granulated Sugar: Can be used, but maple syrup or honey adds a more complex flavor.
- Quantity: 1 teaspoon maple syrup or honey (adjust to taste).
- Sweetener Alternatives:
- Fresh Thyme Leaves: Fresh thyme adds a fragrant, herbaceous note that beautifully complements the walnuts and green beans, bringing a touch of sophistication and freshness to the vinaigrette.
- Dried Thyme (Substitute): If fresh thyme is unavailable, you can use dried thyme. Use about ½ teaspoon of dried thyme, and rub it between your fingers before adding to release its aroma. Fresh thyme is preferred for its brighter flavor.
- Quantity: 1 tablespoon fresh thyme leaves (packed).
- Garlic (Minced or Grated): Garlic adds a pungent and savory depth to the vinaigrette, enhancing its complexity and savory notes. Fresh garlic is essential for the best flavor.
- Preparation: Mince or finely grate 1 small clove of garlic. Grating releases more of its pungent oils.
- Quantity: 1 small clove of garlic.
- Salt (Kosher or Sea Salt): Seasons the vinaigrette and balances the flavors.
- Quantity: To taste, start with ¼ teaspoon and adjust.
- Black Pepper (Freshly Ground): Adds a pungent, aromatic spice to the vinaigrette.
- Quantity: To taste, start with ⅛ teaspoon freshly ground.
- Walnuts (Raw, Halves or Pieces): Walnuts form the nutty heart of this vinaigrette. Toasting them is absolutely essential as it intensifies their flavor and adds a wonderful depth and aroma.
Instructions
Step 1: Toast the Walnuts
- Preheat Oven or Prepare Skillet: Preheat oven to 350°F (175°C) or heat a dry skillet over medium heat.
- Toast Walnuts: Spread walnuts in a single layer on a baking sheet or in the dry skillet.
- Toast until Fragrant: Toast in the oven for 8-10 minutes, or in the skillet for 5-7 minutes, stirring frequently, until fragrant and lightly golden brown. Watch carefully to prevent burning.
- Cool Walnuts: Let the toasted walnuts cool slightly. Roughly chop them if desired (optional, but chopped walnuts will distribute more evenly in the vinaigrette).
Step 2: Make the Toasted Walnut Vinaigrette
- Combine Vinaigrette Ingredients: In a small bowl, whisk together the extra virgin olive oil, red wine vinegar, Dijon mustard, maple syrup (or honey), minced garlic, fresh thyme leaves, salt, and black pepper.
- Whisk Until Emulsified: Whisk vigorously until all ingredients are well combined and the vinaigrette is emulsified (slightly thickened and no longer separated).
- Add Toasted Walnuts: Stir in the toasted walnuts.
- Taste and Adjust: Taste the vinaigrette and adjust seasonings to your preference. You may want to add more vinegar for tanginess, maple syrup for sweetness, salt, pepper, or thyme.
- Set Aside: Set the vinaigrette aside at room temperature while you prepare the green beans.
Step 3: Blister the Green Beans
- Heat Skillet: Heat 2-3 tablespoons of extra virgin olive oil in a large cast iron skillet (or heavy-bottomed skillet) over medium-high to high heat. The skillet should be very hot before adding the green beans – this is key to blistering.
- Add Green Beans: Once the oil is shimmering hot, add the trimmed green beans to the skillet in a single layer. Avoid overcrowding the skillet, as this will steam the beans instead of blistering them. If necessary, blister the beans in batches.
- Blister and Cook: Let the green beans cook undisturbed for 3-5 minutes, or until they start to blister and char on the bottom. You should hear them sizzle vigorously.
- Toss and Continue Blistering: Toss the green beans and continue to cook, stirring occasionally, for another 3-5 minutes, or until they are tender-crisp and blistered on multiple sides. They should be bright green with some browned and charred spots.
- Season with Salt and Pepper: Season the blistered green beans immediately with salt and freshly ground black pepper to taste.
Step 4: Assemble and Serve
- Transfer Green Beans to Serving Dish: Transfer the blistered green beans to a serving platter or bowl.
- Drizzle with Vinaigrette: Drizzle the toasted walnut vinaigrette generously over the hot blistered green beans.
- Toss Gently: Gently toss the green beans to coat them evenly with the vinaigrette.
- Serve Immediately: Serve the Blistered Green Beans with Toasted Walnut Vinaigrette immediately while the beans are still warm and slightly crisp, and the vinaigrette is vibrant. Garnish with extra fresh thyme sprigs, if desired.
Nutrition
- Serving Size: one normal portion
- Calories: 200-250
- Sugar: 3-5 grams
- Sodium: 150-250 mg
- Fat: 15-20 grams
- Saturated Fat: 2-3 grams
- Carbohydrates: 10-15 grams
- Fiber: 3-4 grams
- Protein: 4-5 grams