How to Keep Guacamole Green

Name: How to Keep Guacamole Green for Days
Prep time: 2 min
Total time: 2 min
Yield: 4 servings
Ingredients: 1 batch guacamole; 1 tbsp lemon juice

A lemon juice-soaked paper towel keeps guacamole green and fresh for up to six days by sealing out air and slowing oxidation. This method outperformed three other popular viral hacks in side-by-side testing.

🏷️Guacamole 🏷️Avocado 🏷️Food hack 🏷️Kitchen tip 🏷️Storage tip Lemon juice

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allrecipesonTikTok

Total

2 min

Servings

4

Difficulty

Easy

Est. Cost

$8–$13

Recipe Source

View original recipe

From TikTok · by allrecipes

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allrecipesonTikTok

Ingredients

1 batch guacamole
1 tbsp lemon juice

2 Ingredients

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Instructions

1
Place your leftover guacamole in a bowl and smooth the surface.
2
Take a paper towel and soak it with lemon juice.
3
Place the lemon juice-soaked paper towel directly on top of the guacamole, ensuring it covers the entire surface.
4
Cover the bowl tightly with plastic wrap.
5
Store the guacamole in the refrigerator for up to 6 days.
6
When ready to eat, remove the plastic wrap and paper towel. Give the guacamole a stir and serve.

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Tips & Notes

Pro tips

Soak a paper towel thoroughly in lemon juice and place it directly on the guacamole surface before sealing; this creates an acidic barrier against oxidation.
Store the guacamole in an airtight container to minimize air exposure, which accelerates browning.
Keep the container in the coldest part of your refrigerator to slow enzymatic browning.
Replace the paper towel after a few days if you notice browning spots developing.

Substitutions

Lemon juice → Lime juice (equal amount, same citric acid effect)
Paper towel → Plastic wrap pressed directly on surface (less effective than lemon method)

Storage & make-ahead

Store in an airtight container with the lemon juice-soaked paper towel on top for up to six days in the refrigerator.

Common Questions

Why does guacamole turn brown?

Guacamole browns due to oxidation when avocado flesh is exposed to air. The enzyme polyphenol oxidase reacts with oxygen, darkening the surface.

How long does the lemon juice method keep guacamole fresh?

The lemon juice-soaked paper towel method keeps guacamole green and fresh for up to six days when stored in an airtight container in the refrigerator.

Can I use lime juice instead of lemon juice?

Yes, lime juice works similarly to lemon juice for preventing browning. Both contain citric acid that slows oxidation.

Do I need to cover the guacamole completely with plastic wrap?

The lemon juice-soaked paper towel method works by creating a barrier against air exposure. Storing it in an airtight container enhances effectiveness.

What were the other hacks tested?

The recipe tested four viral methods total, with the lemon juice-soaked paper towel emerging as the most effective for keeping guacamole green longest.