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Inspired by a well-known New York restaurant, this groundbreaking technique turns often-discarded external lettuce greens into a smooth herbaceous “mayonnaise”. This is an brilliant approach to reduce food waste while producing a condiment delicious and flexible.

The Reason Use External Salad Greens?

These outer leaves serve as the plant’s natural packaging, guarding the delicate inside lettuce. While recycling produce trimmings is a fundamental zero-waste habit, finding new uses for them is even more impactful. Turning excess ingredients into fertile compost avoids landfill buildup, where they may emit greenhouse gases, a potent environmental issue.

This is rather innovative when you think about it: food rots and transforms into that ideal growing medium to feed further plants, thus closing the loop and honoring nature’s process of growth.

However, given more than 30% surplus food getting produced than required, using precious resources wisely becomes essential. Reducing leftovers not only conserves money but also supports the more sustainable way of living.

This Green “Mayonnaise” Recipe

This versatile formula functions with any variety of lettuce and nuts. By using a entire egg, you eliminate any need to repurpose an leftover white. This outcome is a creamy, rich sauce that works perfectly with greens, grilled vegetables, grilled poultry, noodles, or rice.

Serves two

For the Green Emulsion (Makes approximately 200 grams)

• 100g unsalted butter
• 50 grams outer lettuce leaves from 2 romaine or butter lettuce, rinsed and dried
• 20g shelled roasted pistachios – light-colored nuts such as cashews assist maintain a vivid color, but any nuts can work
• One small whole egg

For the Side

• Two little gem lettuces, split longwise
• Cold-pressed oil, as needed
• Fresh lime juice or white-wine vinegar, to taste
• 1 small bunch fresh greens (such as chives), leaves left whole, stems thinly minced

Instructions

First preparing the emulsion. Melt the butter in a small saucepan, toss in the external salad leaves, cover and cook for about 60 seconds, stirring a couple times, till they have softened. Transfer the contents into the jug of a immersion blender, add the pistachios and whole egg, then process till creamy. As necessary, add more seeds to achieve a thick consistency. Store in an airtight jar in the refrigerator for as long as three days.

For prepare the salad, drizzle each lettuce portion with oil and lemon juice, then salt generously. Coat with one tight drizzle of the herb mayonnaise, then scatter with the herbs. Arrange on 2 plates and enjoy right away.