Who is choosing custard?

Hosts serving a small spread

If you want tinned custard without preparing powder, Ambrosia’s 400g low-fat can is a ready-to-serve option described as suitable hot or cold.

Hosts comparing nutrition labels

If fat content is your starting point, check saturates, sugars and your intended portion too. The NHS advises using nutrition labels to compare foods; a low-fat description does not tell you the sugar content.

Hosts planning for several guests

Match the pack to the custard you expect to serve, whether that means a 400g can or a larger ready-to-serve carton. Check the chosen pack’s instructions before deciding what to do with leftovers.

What matters when buying?

For afternoon tea, decide how much ready-to-serve custard you need, then compare the labels of packs that fit your serving plan.

Concern What to check Who this matters to
Fat and sugars Compare fat, saturates and sugars per 100g, then check the labelled serving size. If I am choosing low-fat custard, I still want to know how its sugars and saturates compare before serving dessert. About 42% of consumers put nutrition-label comparison first.
Pack and serving format Check the net weight and whether the ready-to-serve product is a can, carton or pot. With several guests or desserts planned, I need enough custard without choosing a format that does not suit the table. Pack size and easy serving are the primary concern for about 33% of consumers.
Allergens and leftovers Read the exact pack’s milk-allergen declaration and opened-pack storage instructions. If a guest has a milk allergy, or custard is likely to remain after tea, I need to account for that before opening a pack. About 25% of consumers place allergen and leftover management first.

What should you avoid overlooking?

  • Assuming low fat tells you everything about the label

    Fat, saturates and sugars are separate figures. Joybuy lists Ambrosia Low Fat Custard 400g at 2.0g fat, 1.0g saturates and 7.4g sugars per 100g.

    Compare those figures on the same per-100g basis across packs, then consider how much you intend to serve.

  • Choosing a large pack without a leftover plan

    A larger carton can suit more guests, but may leave unused custard after a small gathering. Opened-pack instructions differ between products.

    Plan the servings before choosing a size, and follow the storage period on the exact pack you buy.

    Custard left beyond its stated opened-pack period may need to be discarded.

  • Taking ‘light’ to mean dairy-free

    Joybuy’s Ambrosia Low Fat Custard 400g listing declares milk. A description about fat content does not establish whether a product contains an allergen.

    Ask guests about allergies and check the current allergen declaration for each product; do not serve a milk-containing custard to someone with a milk allergy.

  • Swapping a can for powder without allowing preparation time

    Bird’s Original Custard Powder needs preparation and heating, unlike ready-to-serve custard. The milk and sugar used also affect what you make.

    Choose powder only if making custard during your party preparations works for you.

    You will need to allow time for preparation and have the ingredients required by the instructions.

Brands and alternatives to consider

Ambrosia

A relevant choice when the priority is an explicitly low-fat, ready-to-serve 400g can; its light cartons offer another format.

  • Joybuy lists the 400g low-fat can at 2.0g fat, 1.0g saturates and 7.4g sugars per 100g.
  • The can declares milk. Light cartons do not meet a strict tinned-custard preference.

Tesco

Tesco lists reduced-fat ready-to-serve custard in several pack sizes, including a 400g can.

  • Its listed 400g, 500g and 1kg formats give hosts different quantities to consider.
  • Tesco instructs buyers of its 400g reduced-fat can to transfer unused contents to a non-metallic container, cover, refrigerate and consume within three days.

Sainsbury's

Its custard range includes ready-to-serve lighter products in different formats.

  • Cans and cartons provide a way to compare format and pack size for the planned servings.
  • Check the nutrition and allergen panels of the specific product rather than treating all lighter custards as equivalent.

Bird's

Bird’s Original Custard Powder is an alternative for hosts willing to make custard.

  • Bird’s instructions allow the preparer to vary the milk and sugar quantities.
  • Powder is neither tinned nor ready to serve, and the finished custard depends on its preparation.

M&S

M&S Silky Smooth Custard is a tinned point of comparison if the choice is not limited to low-fat products.

  • The listed 400g can can be compared with other cans on pack size and nutrition per 100g.
  • Marks & Spencer lists it at 3.7g fat and 2.6g saturates per 100g, so it does not serve the same explicitly low-fat requirement as the Ambrosia can.

Joybuy custard selections

These ready-to-serve Ambrosia products cover a low-fat 400g can for a smaller spread and a 1kg light carton to consider when more custard is planned. Choose the carton only if a tin is not essential.

Ambrosia Low Fat Custard 400g

Ambrosia Low Fat Custard 400g

Consider this ready-to-serve can for a smaller afternoon tea when tinned custard is important.

  • Joybuy lists 2.0g fat, 1.0g saturates and 7.4g sugars per 100g.
  • Suitable hot or cold; follow the pack’s instructions if heating.
  • Contains milk. The listed instructions say to remove leftovers from the can, refrigerate and consume within three days of opening.
View on Joybuy
Ambrosia Light Devon Custard 1kg

Ambrosia Light Devon Custard 1kg

Consider the larger ready-to-serve carton if several guests will have custard and a tin is not required.

  • 1kg pack; check its labelled serving information against the amount you plan to offer.
  • This is a carton, not tinned custard. Check the current nutrition and milk-allergen declarations before serving.
  • Plan to follow the carton’s instructions for any leftovers.
View on Joybuy

Common questions

Does low fat also mean low sugar?

No. Check sugars separately on the nutrition panel. ASDA Groceries lists an Ambrosia Light 500g carton at 2.0g fat and 7.4g sugars per 100g; those are different measures, not interchangeable claims.

Can I serve low-fat tinned custard to a guest with a milk allergy?

Do not serve a milk-containing product to a guest with a milk allergy. Joybuy’s Ambrosia Low Fat Custard 400g listing declares milk; check the current pack of any custard you are considering rather than relying on its low-fat wording.

What should I do with custard left in an opened can?

Follow that can’s storage instructions. The Ambrosia Low Fat Custard listing says to remove remaining custard from the can, refrigerate it and consume it within three days; a different product may give a different period.

Can Bird’s custard powder replace a low-fat custard can?

It is an alternative if you have time to prepare custard, but it is not a ready-to-serve tin. Bird’s preparation instructions allow different milk and sugar quantities, so check the ingredients and method you will actually use rather than comparing powder directly with a prepared can.