← Agriculture / 1 Conservation of Resources
1.2 Conserving Leftover Food
Agriculture · Grade 9 · 11 lessons in the design
What this covers
- The importance of conserving leftover food at home.
- Preparing leftover food for consumption through methods such as reheating or preparing another recipe.
- Recipes adopted from leftover food to avoid food wastage.
What you will be able to do
- explain the importance of conserving leftover food at home
- prepare leftover food to avoid wastage
- embrace the use of leftover food to avoid food wastage
Key questions
“How is leftover food prepared for use to prevent food wastage?”
Lessons
The titles are open to everyone. Reading a lesson needs an account — sign in or create one.
-
Why leftover food matters
40 min · 1 practice tasks · quizThe food is the smallest part of what gets thrown away.
-
The danger zone
40 min · 1 practice tasks · quizBetween 5 and 60 degrees, bacteria multiply fast.
-
The two-hour rule
40 min · 1 practice tasks · quizTwo hours to cool and store it. One hour when it is hot.
-
Cooling and storing leftovers
40 min · 1 practice tasks · quizShallow containers cool fast. A deep pot stays warm in the middle for hours.
-
Reheating safely
40 min · 1 practice tasks · quizOnce only, steaming hot, right through, and served straight away.
-
Making a new dish
40 min · 1 practice tasks · quizReheating repeats the meal. A new recipe replaces it.
-
Hygiene with leftovers
40 min · 1 practice tasks · quizClean hands, cooked above raw, and when in doubt throw it out.
-
Which foods keep
40 min · 1 practice tasks · quizStarches keep; meat, milk and vegetables do not. Rice needs care.
-
Planning to waste less
40 min · 1 practice tasks · quizThe best leftover is the one never created.
-
When food cannot be eaten
40 min · 1 practice tasks · quizFeed it, compost it, and only then throw it away.
-
Conserving leftovers: the whole picture
40 min · 2 practice tasks · quizCool fast, store cold, use well. The danger zone explains all of it.