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Modeled after a well-known NYC eatery, this creative method converts often-discarded outer lettuce leaves into a luxurious green emulsion. It’s an brilliant way to minimize food waste while making something flavorful and versatile.

The Reason Repurpose Outer Salad Leaves?

These external greens serve as nature’s natural packaging, guarding the tender inside lettuce. Although recycling vegetable trimmings is one fundamental zero-waste habit, finding creative applications for them is even more impactful. Converting surplus ingredients into fertile compost prevents dump buildup, where it may release methane, which is a powerful climate issue.

This is rather radical if you think over it: food rots and becomes the perfect growing medium to nourish further plants, thereby closing the loop and respecting nature’s process of life.

However, given more than 30% extra food getting made compared to required, using valuable resources wisely becomes crucial. Minimizing leftovers not only conserves money but also supports a more sustainable lifestyle.

This Green “Mayonnaise” Method

The versatile recipe works with any variety of lettuce and nuts. By using one entire egg, one avoid the need to use up the extra white. This outcome is an creamy, nutty sauce that pairs beautifully with greens, roasted vegetables, grilled chicken, pasta, or rice.

Yields 2

To Make the Green “Mayonnaise” (Makes approximately 200g)

• 100 grams unsalted butter
• 50 grams external salad leaves from 2 romaine or butter lettuce, washed and thoroughly dried
• 20 grams shelled roasted nuts – light-colored seeds such as pine nuts help maintain a bright green, but whatever seeds can do
• 1 medium whole egg

To Make the Salad

• Two romaine or butter lettuces, split lengthways
• Cold-pressed olive oil, as needed
• Lemon juice or apple cider vinegar, as desired
• One small bunch fresh greens (like chervil), leaves picked intact, stalks thinly chopped

Steps

Begin by preparing the mayonnaise. Melt the fat in one small saucepan, toss in the external lettuce leaves, cover and cook for about 60 seconds, stirring a couple times, until they have softened. Pour this mixture into the container of a stick blender, include the pistachios and whole egg, then process till creamy. As necessary, add extra seeds to achieve a mayonnaise-like consistency. Keep in an sealed container in the fridge for up to 3 days.

For prepare the salad, sprinkle each lettuce portion with oil and lemon juice, then season liberally. Coat with a zigzag pattern of the green mayonnaise, then top with the herbs. Arrange on two dishes and enjoy right away.