Madspild i storkøkkenet — mål det, og planlæg det væk
Denmark wastes over 800,000 tonnes of food per year — and large kitchens can make a measurable difference
Madspild er mad, der kunne være spist, men bliver smidt ud. Ifølge de statslige kortlægninger, som blandt andre Miljøstyrelsen og tænketanken One\Third arbejder med, ligger Danmarks samlede madspild på over 800.000 tons om året, og det koster samfundet milliarder af kroner årligt. Institutioner og storkøkkener står for omkring 30.000 tons af det — og dertil kommer hoteller og restauranter med nogenlunde samme mængde. For et enkelt køkken kan spildet let løbe op i mange tusinde kroner om måneden.
§Where does waste occur?
In professional kitchens, food waste typically occurs in three places: in production (peels, trimmings, rejected production), in serving (overproduction — more has been made than is eaten) and on the plate (portions returned). Research points out that overproduction is the single largest source in large kitchens: 'a bit extra for safety's sake' is made — every day. There is also stock waste when goods reach their date because purchasing and menu planning don't align.
§Handle that works
- 01Order according to actual attendance: link production to number of registrants instead of fixed quantities.
- 02Plan the menu over at least a week at a time so variation can be seen over several days — not each individual meal.
- 03Serve smaller dishes more often instead of one large fill — what has not been out can be saved.
- 04Adjust portion sizes for the target group and offer an extra portion rather than a large plate back.
- 05Use 'ugly' fruits and vegetables and whole raw materials — e.g. broccoli stalks in soup carrot tops in pesto.
- 06Review inventory regularly and work according to first in, first out (FIFO).
§Residues and the rules
Reuse of leftovers is permitted but must happen food-safely: Food that has been kept warm and displayed for serving cannot generally be saved, while produced food that has been properly cooled and kept on cold storage can be incorporated into new dishes. The cooling rules (from 56 °C to 10 °C in at most four hours) and reheating to at least 75 °C also apply here. Food waste work and self-inspection are not contradictions — on the contrary, good temperature control is a prerequisite for being able to use the leftovers.
| Spildtype | Typical cause | Counter-pull |
|---|---|---|
| Production waste | Rough preparation, failed production | Better use of raw materials, precise recipes |
| Service waste | Overproduction, large trays | Production after appearance, smaller batches, restocking |
| Plate waste | For large portions wrong consistency/taste | Smaller standard portion, option for extra, sensory quality |
| Warehouse waste | Date overage, poor rotation | FIFO, inventory review, menu plan linked to purchasing |
Madspild er også et arbejdsglædespørgsmål. Få ting er mere demotiverende for et køkken end at skrabe timers arbejde i skraldespanden. Omvendt er et synligt faldende spildtal — fx en tavle i køkkenet med ugens vejede spild — noget, hele holdet kan være fælles om. Mange køkkener sætter konkrete mål, fx at halvere serveringsspildet på et år, og bruger tallene aktivt over for ledelsen: sparede råvarekroner er et af de stærkeste argumenter, et køkken har.
“The cheapest meal to produce is the one that is not thrown away.”
— Basic rule in kitchen economics