Who these choices suit

Salt-first late-supper shoppers

If salt is your main concern, compare the declared amount per 100g across ready-to-serve tins. ASDA and Ambrosia product information shows why checking the figure is more useful than relying on the wording on the front of a pack.

Shoppers comparing lighter desserts

If you are also comparing energy, fat or sugars, read those figures alongside salt. Ambrosia’s Light Devon Custard has lower declared values for those three measures than its standard custard, but not for salt.

Shoppers who want custard without preparation

Ready-to-serve custard suits a supper that needs little preparation. For the Ambrosia and ASDA tins discussed here, plan around the pack’s instructions for refrigerating and using any remainder after opening.

What to check when buying

Start with salt per 100g if that is the reason for your choice. Then check the other nutrition figures and whether you can use the opened tin within its stated storage period.

ConcernWhat to checkWho this matters to
Declared salt Compare salt per 100g on the same ready-to-serve product type; check your intended serving separately. If I am choosing custard mainly for its salt declaration, I want to compare tins on the same basis. About 50% of consumers put the lowest declared salt first.
Energy, fat and sugars Read the per-100g energy, fat and sugars figures as well as salt; do not use ‘light’ as a substitute for checking salt. For a late dessert, I may care more about its energy, fat and sugars while still checking salt separately. That is the primary concern for about 30% of consumers.
Serving and leftovers Check whether it is ready to serve, how much you will use and the pack’s instructions after opening. If I only want custard for one supper, I need a pack whose remainder I can use as directed. Roughly 20% of consumers put immediate serving and manageable leftovers first.

Common buying mistakes

  • Reading ‘light’ as ‘less salt’

    Ambrosia lists 0.12g salt per 100g for Light Devon Custard and 0.11g for its standard Devon Custard, even though the Light version has lower declared energy, fat and sugars.

    When salt is the priority, compare the salt line first and treat the other nutrition figures as separate choices.

  • Comparing portions without checking their size

    A per-serving figure depends on the serving used for that label. It may not describe the amount you put in a bowl.

    Use the per-100g salt declaration to compare tins, then look at the pack’s portion information for the amount you expect to serve.

  • Opening a tin without a plan for the rest

    The Ambrosia and ASDA tins discussed here instruct shoppers to refrigerate custard after opening and use it within 3 days. ASDA also instructs shoppers to transfer leftovers to a non-metallic container.

    Choose a pack size you can use within its stated period and follow the instructions on that pack.

    Custard left unused beyond the stated period may go to waste.

Brands to consider for this choice

Ambrosia

Its ready-to-serve 400g Devon Custard cans include standard and Light versions that can be served cold or heated.

  • Ambrosia declares 0.11g salt per 100g for standard Devon Custard and 0.12g for Light Devon Custard.
  • The Light version is not the lower-salt choice of the pair. Both contain milk and have instructions to refrigerate and use within 3 days after opening.

ASDA

Its Just Essentials and Creamy ready-to-serve custards are both sold in 400g cans.

  • ASDA declares 0.10g salt per 100g for Just Essentials Custard and 0.11g for Creamy Custard.
  • The Creamy product has more declared fat and saturates per 100g than Just Essentials. Both contain milk.

Sainsbury’s

Its ready-to-eat Lighter Custard is a 500g UHT carton, rather than a tinned option.

  • The carton offers a ready-to-serve alternative if a tin is not essential.
  • Sainsbury’s describes it as having 50% less fat than its standard custard; that comparison does not establish a salt advantage.

Bird’s

Bird’s Original Custard Powder is an option for making custard rather than opening a ready-to-serve tin.

  • Tesco provides nutrition information for the powder prepared with semi-skimmed milk.
  • It requires preparation, so it is not a like-for-like choice when immediate serving is the priority.

Joybuy custard selections

These Ambrosia selections include two 400g custards and a larger 1kg Light pack. Compare their current pack labels and formats before choosing for a late supper.

Ambrosia Strawberry Flavour Devon Custard 400g

Ambrosia Strawberry Flavour Devon Custard 400g

Consider this if you want a strawberry-flavour custard in a 400g pack. Check its current salt declaration per 100g rather than assuming the flavour has the same nutrition as standard Devon Custard; it contains milk.

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Ambrosia Light Devon Custard 1kg

Ambrosia Light Devon Custard 1kg

Consider this larger Light pack if you expect to use more than a 400g tin, but check the 1kg pack’s own salt and other nutrition declarations. Its Light name does not establish that it has less salt, and you should plan how to use it after opening. It contains milk.

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Ambrosia Devon Custard 400g

Ambrosia Devon Custard 400g

This ready-to-serve 400g custard suits a supper where you want the standard Devon Custard recipe. Ambrosia declares 0.11g salt per 100g; check the current pack before buying. It contains milk, and Ambrosia instructs shoppers to refrigerate and use it within 3 days after opening.

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Questions about tinned custard

Does ‘light’ mean a custard has less salt?

No. Ambrosia declares 0.12g salt per 100g for Light Devon Custard in a 400g can, compared with 0.11g for its standard 400g Devon Custard. Compare salt separately from energy, fat and sugars on the exact pack you choose.

What does ‘low salt’ mean on a food label?

The NHS defines low salt as 0.3g of salt or less per 100g. That per-100g threshold is not a claim that one custard contains less salt than another, so compare their declared figures if the difference matters to your purchase.

Can I keep custard left in a tin after opening?

Follow the instructions for the product you buy. The Ambrosia and ASDA tins discussed here say to refrigerate leftovers and use them within 3 days; ASDA also says to transfer the remainder to a non-metallic container.

What should I check if milk is an allergen for me?

Check the ingredients and allergen information on the physical pack before eating. The Ambrosia and ASDA custards discussed here contain milk; do not assume every custard has the same ingredients or that a previous pack’s label still applies.