Published July 1, 2008. From Cook's Illustrated. How can I prolong the shelf life of a tomato?
We’ve heard that storing a tomato with its stem end facing down can prolong shelf life. To test this theory, we placed one batch of tomatoes stem-end up and another stem-end down and stored them at room temperature. A week later, nearly all the stem-down tomatoes remained in perfect condition, while the stem-up tomatoes had shriveled and started to mold. Why the difference? We surmised that the scar left on the tomato skin where the stem once grew provides both an escape for moisture and an entry point for mold and bacteria. Placing a tomato stem-end down blocks air from entering and moisture from exiting the scar. To confirm this theory, we ran another test, this time comparing tomatoes stored stem-end down with another batch stored stem-end up, but with a piece of tape sealing off their scars. The taped, stem-end-up tomatoes survived just as well as the stem-end-down batch.
STEM UP
Storing a tomato stem-end up allows air to enter and consequently loses moisture, shortening shelf life.
Storing a tomato stem-end up allows air to enter and consequently loses moisture, shortening shelf life.
STEM DOWN
Storing a tomato stem-end down (room temperature is best) prevents air from entering and moisture from exiting its scar, prolonging shelf life.
Storing a tomato stem-end down (room temperature is best) prevents air from entering and moisture from exiting its scar, prolonging shelf life.
For all of the coffee lovers reading this, I am also posting the results of their comparison test of the folowing brands of decaffeinated coffee:
Chock Full O'Nuts Decaffeinated
Dunkin' Donuts Decaffeinated Original Ground
Maxwell House Decaf Original Roast
Peet's Decaf House Blend Ground
Starbucks Coffee Decaf House Blend
I guess Dad must have done his own testing (see previous post here) to come up with the same conclusion--Maxwell House was the winner.
Chock Full O'Nuts Decaffeinated
Dunkin' Donuts Decaffeinated Original Ground
Maxwell House Decaf Original Roast
Peet's Decaf House Blend Ground
Starbucks Coffee Decaf House Blend
I guess Dad must have done his own testing (see previous post here) to come up with the same conclusion--Maxwell House was the winner.
Maxwell House Decaf Original Roast
Praised as “mellow and smooth,” our top-ranked brand was neither acidic nor harsh. Tasters liked its “detectable complexity, with a slight nutty aftertaste,” “like dark chocolate,” describing it as “fruitier” than other coffees in the lineup.
Followed by recommendations for:
Recommended with reservations:
Not recommeded:
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