Yes, boiled eggs can be prepped in advance without smell issues if stored properly in the refrigerator, unpeeled, in an airtight container or sealed bag.
The key to preventing boiled eggs from smelling unpleasant when prepped in advance lies in proper storage. The sulfurous odor associated with boiled eggs is released when the egg is exposed to air. Therefore, minimizing air exposure is crucial. Here's a step-by-step guide:
Boil the Eggs Correctly: Start with cold water, bring to a boil, then reduce heat and simmer for the desired time (typically 8-12 minutes depending on the desired yolk consistency). Immediately transfer the cooked eggs to an ice bath to stop the cooking process.
Cool Completely: Ensure the eggs are completely cooled in the ice bath before storing. This prevents condensation inside the storage container, which can promote bacterial growth and odors.
Store Unpeeled: The shell acts as a natural barrier against air and odors. Store the eggs unpeeled until you are ready to use them.
Use an Airtight Container or Bag: Place the cooled, unpeeled eggs in an airtight container or a resealable plastic bag. If using a bag, squeeze out as much air as possible before sealing.
Refrigerate Promptly: Store the eggs in the refrigerator at a temperature of 40°F (4°C) or below. Boiled eggs stored properly can last up to a week in the refrigerator.
To further minimize any potential odor, you can place a paper towel in the container with the eggs. The paper towel will absorb any excess moisture and help keep the eggs fresh. Replace the paper towel every couple of days.