Upcycling External Salad Leaves into Creamy Mayonnaise – A Zero-Waste Recipe
Drawing from a well-known New York eatery, this groundbreaking technique transforms usually thrown-out outer salad greens into an velvety herbaceous “mayonnaise”. It’s an ingenious way to cut down on food waste while making a condiment flavorful and versatile.
The Reason Repurpose Outer Salad Leaves?
These external leaves serve as nature’s protective packaging, guarding the tender inner lettuce. Although composting produce trimmings is a fundamental zero-waste practice, discovering new applications for them is even more impactful. Turning surplus food into fertile soil prevents dump accumulation, where it may release greenhouse gases, which is a potent climate issue.
This is quite innovative if you consider about it: food decomposes and transforms into the perfect soil to nourish further crops, thereby closing this cycle and honoring the process of growth.
Yet, with more than 30% extra produce being produced than required, using precious resources efficiently becomes crucial. Reducing waste not only saves money but also supports the more sustainable lifestyle.
The Herb-Infused “Mayonnaise” Method
The versatile formula works with whatever type of lettuce and nuts. By using a whole egg, you eliminate the hassle to use up the leftover white. This outcome is an creamy, nutty sauce that pairs perfectly with salads, grilled veggies, seared chicken, noodles, or grains.
Yields two
To Make the Herb “Mayonnaise” (Makes approximately 200g)
- 100g unsalted butter
- 50 grams outer lettuce greens of two romaine or butter lettuce, rinsed and dried
- 20 grams shelled salted nuts – white nuts such as blanched almonds assist keep a bright green, though any nuts can work
- One medium entire egg
To Make the Salad
- Two little gem lettuces, halved longwise
- Cold-pressed olive oil, as needed
- Lemon juice or apple cider vinegar, as desired
- One small handful fresh greens (like dill), leaves left intact, stalks finely minced
Instructions
First preparing the mayonnaise. Heat the fat in one medium pot, toss in the external lettuce greens, place a lid and wilt for approximately 60 seconds, mixing once or twice, until they have wilted. Transfer this contents into a jug of a immersion blender, add the nuts and egg, then process until smooth. As necessary, add extra seeds to achieve a thick texture. Store in an airtight jar in the refrigerator for as long as 3 days.
To assemble the salad, sprinkle each lettuce portion with oil and acid, then season generously. Dress with a tight pattern of the herb emulsion, then top with the herbs. Arrange on 2 dishes and serve right away.
