Jam Roly-Poly — steamed jam-and-suet roll

i. Origin & history

Jam roly-poly belongs to the family of British steamed suet puddings that also produced spotted dick, treacle sponge and Sussex pond pudding. These were cheap, filling and cooked over a fire rather than in an oven, which suited nineteenth-century kitchens, and they became fixtures of domestic, institutional and school catering.

It appears in British cookery texts from the mid-nineteenth century onward and was thoroughly established by the Victorian period. Like spotted dick, it survived into the twentieth century largely through schools, canteens and the Royal Navy, which is why it occupies its particular place in British food memory — genuinely loved, and slightly embarrassing.

The nickname is the part people remember. Because the pudding was traditionally boiled in a cloth or a shirtsleeve, it acquired the names dead man's arm and dead man's leg. The jam bleeding through the pale pastry did the rest of the work. Both names are well attested and were in common school use.

The modern version is more often baked than steamed, which is a genuine departure. Baking gives a golden, slightly crisp exterior; steaming gives the pale, soft, almost translucent skin that is the traditional result. Neither is wrong, but they are noticeably different puddings, and recipes are not always clear about which they are producing.

ii. Suet, steam, and stopping the jam escaping

The pudding rests on the same principle as every other British suet pudding, plus one problem of its own.

Suet has a much higher melting point than butter, so when the pudding is mixed the fat stays in solid shreds through the dough. During cooking those shreds melt slowly while the water around them turns to steam, leaving small pockets behind and producing a light, open, slightly spongy crumb. Butter would melt too early and give a denser, more cake-like result, which is why substituting it changes the pudding fundamentally. Vegetable suet, formulated to behave similarly, is a genuine like-for-like alternative.

Steaming rather than baking keeps the surface in a saturated atmosphere at 100 °C, so it never dries or browns. The traditional pale, soft skin is a direct consequence. If you bake it instead, you get colour and a little crispness — pleasant, but a different thing.

The problem specific to roly-poly is that jam is liquid at cooking temperature and will escape if given any route out. Two things prevent it. First, leave a clear border of two to three centimetres of bare dough around the whole rectangle before rolling, so the jam has room to spread inward rather than outward. Second, dampen that border and press the ends firmly closed, then tuck them under.

The wrapping needs a pleat. The pudding expands considerably, and greaseproof paper and foil folded flat over it will either constrain it into a dense log or split. A generous pleat folded into the covering gives it room.

As with all steamed puddings, the water must not stop boiling and must not run dry. Top up with boiling water from the kettle; cold water drops the temperature and can make the pudding sink.

iii. Ingredients

Makes 6 servings · scroll the side panel to adjust

• 250 g self-raising flour
• 125 g shredded beef suet (or vegetarian suet)
• Pinch salt
• 150 ml cold water
• 250 g raspberry or strawberry jam
• 2 tbsp milk for brushing
• 2 tbsp caster sugar

Shredded suet, beef or vegetable, is what gives the correct light crumb — butter is not a substitute. Self-raising flour, or plain flour with baking powder, gives a lighter result. Use a thick, well-set jam: raspberry and strawberry are traditional, but a loose or runny jam will escape no matter how well you seal the pudding, so warm it slightly to make it spreadable rather than thinning it. A little lemon zest in the dough lifts what can be a plain pudding, and some recipes add fresh breadcrumbs alongside the flour for a softer crumb. Milk, not water, makes a more tender dough.

iv. Method

1. Mix flour, suet and salt. Add cold water gradually to a soft dough.
2. Roll out on floured surface to 30 × 22 cm. Spread jam to within 2 cm of edges.
3. Roll up loosely from the short edge into a log. Wrap loosely in parchment and foil.
4. Steam over simmering water for 90 min (or bake at 180 °C in a tin for 30-40 min, brushing with milk and sugar).
5. Slice; serve with custard.

v. Tips & common mistakes

• Leave a clear border of bare dough. Two to three centimetres all the way round before you spread the jam. The jam spreads inward as you roll, and without the border it will simply be squeezed out of the ends.
• Dampen the edges and seal the ends firmly. Brush the border with milk or water, press the ends closed and tuck them underneath. This is the difference between a pudding and a tray of jam.
• Handle the dough as little as possible. Bring it together lightly and roll it once. Working it develops gluten and gives a tough, chewy pastry instead of a light one.
• Pleat the covering. Fold a generous pleat into the greaseproof paper and foil before wrapping. The pudding expands substantially, and a flat covering will either compress it or burst.
• Keep the water at a steady simmer and top up with boiling water. Check every forty minutes. Cold water added to the pan drops the temperature sharply and can make the pudding sink and go heavy.
• Rest it before slicing. Five minutes out of the steamer with the wrapping opened. It firms slightly and slices far more cleanly; cut immediately, the jam runs everywhere and the slices collapse.

vi. Variations

Baked roly-poly is the common modern approach and gives a golden, slightly crisp exterior rather than the traditional pale steamed one. Treacle roly-poly uses golden syrup with breadcrumbs instead of jam. Mincemeat roly-poly is a Christmas variation. Some recipes add marmalade or lemon curd. Its close relatives in the British steamed pudding family are spotted dick, treacle sponge and figgy pudding, all built on suet and long steaming.

vii. Serving & storage

Jam roly-poly is served hot, in thick slices, with custard poured over generously. The custard is not really optional — the pudding is fairly plain and quite dry on its own, and the two are designed to go together. Cream is an acceptable alternative and ice cream is a modern one. It is a winter pudding and belongs at the end of a substantial meal rather than a light one.

Leftovers keep for three days covered in the refrigerator and reheat unusually well, which is part of why these puddings survived so long in institutional kitchens. Steam slices for ten minutes, or microwave for thirty to forty seconds — one of the few puddings where a microwave is genuinely fine, since it is meant to be soft and moist rather than crisp. The whole pudding freezes for up to three months and can be steamed from frozen with about an extra half-hour.

ix. More from British & Irish

• Spotted Dick — steamed currant suet pudding
• Treacle Tart — golden-syrup tart
• Figgy Pudding — steamed fig pudding
• Sticky Date Pudding — sticky toffee pudding
• Queen of Puddings — bread-jam-meringue
• Summer Pudding — berry bread pudding