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18 Zero-Waste Meal Prep Recipes for a Greener Kitchen This Earth Day

02/24/2025 by Nathaniel Lee

Ready to reduce waste and bring some eco-friendly vibes to your kitchen? Dive into these 18 zero-waste meal prep recipes that not only taste delicious but also help minimize your environmental impact. Each recipe is designed to make the most of your ingredients, so you can whip up tasty meals while feeling good about your choices!

Contents

  • 1. Citrus Rind Candied Snacks
  • 2. Banana Peel Smoothie
  • 3. Pickled Vegetable Medley
  • 4. Vegetable Scraps Broth
  • 5. Cauliflower Leaf Tacos
  • 6. Rice and Pea Stir-Fry
  • 7. Quinoa & Roasted Vegetable Bowls
  • 8. Chickpea Salad with Citrus Vinaigrette
  • 9. Bread Crust Croutons
  • 10. Pumpkin Seed Granola
  • 11. Carrot Top Pesto
  • 12. Celery Root Puree
  • 13. Tomato Stem Sauce
  • 14. Zucchini Noodle Salad
  • 15. Herbed Potato Skins
  • 16. Spicy Pepper Relish
  • 17. Chili Pepper Stem Infused Oil
  • 18. Eggshell Fertilizer for Plants

1. Citrus Rind Candied Snacks

A wooden bowl filled with candied citrus rinds, surrounded by fresh oranges.
Flux

Citrus rinds make a tasty and eco-friendly snack! Instead of tossing them out, candy those peels for a sweet treat. They’re perfect for nibbling on or adding to your favorite desserts.

2. Banana Peel Smoothie

A refreshing banana peel smoothie in a tall glass with a yellow straw, surrounded by fresh bananas and flowers.
Flux

Have you ever thought about using banana peels in your smoothie? They add a nice creaminess and boost your fiber intake without wasting any part of the fruit. Just blend them up with your favorite banana and some milk for a refreshing treat!

3. Pickled Vegetable Medley

Jars of colorful pickled vegetables on a wooden shelf.
Flux

Pickled vegetables are a fun way to add flavor to your meals while cutting down on food waste. You can use any veggies you have on hand, and the process is simple and satisfying. Just chop, soak, and store them for a tasty addition to salads, sandwiches, or snacks!

4. Vegetable Scraps Broth

A pot of vegetable broth simmering with colorful chunks of vegetables and herbs.
Flux

Making vegetable scraps broth is an easy way to reduce waste in your kitchen. Just save your leftover veggie bits—like stems, peels, and tops—and simmer them in water with some herbs. You’ll end up with a flavorful broth that can be used in soups, sauces, or even as a base for grains.

5. Cauliflower Leaf Tacos

Cauliflower leaf tacos filled with colorful vegetables, garnished with cilantro on a wooden board.
Flux

Cauliflower leaf tacos are a fun way to use up those often-discarded leaves. Simply fill them with your favorite veggies and a zesty salsa for a fresh, delicious meal. Not only are they tasty, but they also help reduce food waste in your kitchen!

6. Rice and Pea Stir-Fry

A colorful rice and pea stir-fry in a frying pan, bubbling on a stove.
Flux

This rice and pea stir-fry is a quick and easy meal that’s perfect for any day of the week. Packed with colorful veggies and a splash of soy sauce, it’s not only tasty but also a great way to use up leftovers. Plus, it fits perfectly into your zero-waste meal prep routine!

7. Quinoa & Roasted Vegetable Bowls

A bowl of quinoa mixed with colorful roasted vegetables garnished with fresh herbs.
Flux

Quinoa and roasted vegetable bowls are a tasty way to enjoy a healthy meal while reducing waste. You can mix and match whatever veggies you have on hand, making them super flexible and fun. Plus, they hold up well in the fridge, making lunch prep a breeze!

8. Chickpea Salad with Citrus Vinaigrette

A vibrant chickpea salad with tomatoes, yellow peppers, and parsley, accompanied by a bowl of citrus vinaigrette and fresh ingredients.
Flux

This chickpea salad is a bright and refreshing option for meal prep. Packed with colorful veggies and a zesty citrus vinaigrette, it’s perfect for those looking to eat healthier while reducing waste. Plus, it’s super easy to whip up and tastes even better the next day!

9. Bread Crust Croutons

A bowl of golden-brown croutons made from bread crusts, garnished with herbs.
Flux

Don’t toss those bread crusts! Instead, turn them into crunchy croutons that add flavor and texture to your meals. Just season, bake, and enjoy these zero-waste delights in salads or soups.

10. Pumpkin Seed Granola

A jar of pumpkin seed granola with a bowl of yogurt topped with berries.
Flux

Pumpkin seed granola is a tasty and easy option for busy mornings. It’s packed with wholesome ingredients and adds a nice crunch to yogurt or smoothies. Making your own means you can reduce packaging waste and customize it to your liking!

11. Carrot Top Pesto

A jar of carrot top pesto surrounded by fresh carrots and nuts.
Flux

Carrot top pesto is a fun way to use up those green tops you might usually toss aside. Blend them with some nuts, garlic, and a splash of olive oil for a tasty sauce that’s perfect on pasta or as a dip. Not only does it taste good, but it’s also a simple step towards a zero-waste kitchen!

12. Celery Root Puree

A creamy celery root puree garnished with herbs in a bowl, with a celery root and fresh greens in the background.
Flux

Celery root puree is a simple and tasty dish that adds a unique twist to your meal prep. Its creamy texture makes it a perfect side for roasted veggies or protein. Plus, using celery root helps reduce waste and brings a fresh flavor to your kitchen!

13. Tomato Stem Sauce

A pot of tomato sauce with beans and fresh herbs, surrounded by cherry tomatoes and greenery.
Flux

Turn your tomato stems into something delicious with this easy sauce recipe! Just simmer the stems with some fresh tomatoes and spices, and you’ll have a tasty addition for pasta or pizza. It’s a fun way to use up parts of the tomato that would normally go to waste.

14. Zucchini Noodle Salad

A bowl of zucchini noodle salad topped with cherry tomatoes and fresh herbs.
Flux

This zucchini noodle salad is a light and refreshing dish that’s perfect for a quick lunch or dinner. Packed with cherry tomatoes and fresh herbs, it’s a fun way to use up any extra veggies you have lying around. Plus, it’s easy to make in advance, making your zero-waste meal prep even simpler!

15. Herbed Potato Skins

Plate of herbed potato skins topped with green herbs
Flux

Herbed potato skins are a fun way to use up leftover potatoes and create a tasty snack. Simply scoop out the insides, mix them with your favorite herbs, and bake until crispy. This recipe not only reduces waste but also makes a delightful treat for any gathering!

16. Spicy Pepper Relish

A jar of vibrant spicy pepper relish surrounded by fresh red and green peppers on a dark background.
Flux

This spicy pepper relish is a fun way to add some zing to your meals. Made with fresh peppers and herbs, it’s perfect for topping off tacos, sandwiches, or any dish that needs a boost. Plus, it’s a simple zero-waste recipe that makes use of those extra veggies sitting in your fridge!

17. Chili Pepper Stem Infused Oil

A glass bottle filled with chili pepper stem infused oil, surrounded by fresh chili peppers and herbs.
Flux

If you’re looking to add a little kick to your meals, chili pepper stem infused oil is a fun way to do it! Simply use the stems of your leftover chili peppers to create a spicy oil that can elevate any dish. It’s a perfect example of zero-waste cooking, allowing you to enjoy every part of your ingredients.

18. Eggshell Fertilizer for Plants

A bowl of crushed eggshells with potted plants in the background.
Flux

Don’t toss eggshells—use them as a natural, calcium-rich fertilizer for your plants! Crushed shells strengthen roots and promote healthy growth, making them a simple zero-waste solution. Just dry, crush, and sprinkle them into soil or compost for added nutrients.

Nathaniel Lee
Nathaniel Lee

Nathaniel Lee is an avid cook, drawing on his decades of home cooking and fine dining experience. He is a contributing chef at Mashed, and his recipes and contributions have been featured in Tasting Table, Edible Arrangements, Insanely Good Recipes, and The Daily Meal.

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