Tender baby chicken roasted golden and served with buttery sage-glazed carrots, rich creamy cauliflower cheese purée and ultra-crisp duck fat potatoes tossed in semolina and cornflour for extra crunch. An elegant, comforting main course perfect for two.
Prep: less than 30 mins, plus 1 hr chilling potatoes
Cook: 1 to 2 hours
Serves: Serves 2
Dietary: Egg-free, Healthy, Nut-free, Pregnancy-friendly
Original recipe by Matt Tebbutt
From Saturday Kitchen 07 Nov 2026
Optimised as a 5-stage timed method with 6 possible customisations, and 3 curated wine pairings.
Moderate overall nutritional quality. Poussin provides lean protein; cauliflower and carrots add fibre, vitamins and minerals. Dairy and duck fat contribute richness and flavour but also saturated fat. Enjoy as a satisfying, balanced meal.
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The kit that makes this recipe easy:
- Heavy-based roasting tin — a must for even heat distribution and perfectly golden poussin
- Deep-sided roasting tin — ideal for hot duck fat that surrounds potatoes for maximum crispness
- High-speed blender — perfect for silky smooth cauliflower purée with no lumps
- Wire cooling rack — keeps potatoes crisp all over by allowing air circulation
Ingredients
For the roast poussin
- 1 poussin (baby chicken)
- 1 bay leaf
- 2 fresh thyme sprigs
- 2 tbsp olive oil
- 30g/1oz unsalted butter, chopped
- salt and pepper, to taste
For the sage butter carrots
- 3 large carrots, peeled and cut into 1cm rounds
- 30g/1oz unsalted butter
- 2 tbsp olive oil
- a few fresh sage leaves, plus extra for frying
- 150ml/5fl oz chicken stock
- salt and pepper, to taste
For the crispy duck fat potatoes
- 2 large Maris Piper potatoes, peeled and quartered
- 2 bay leaves
- 50g/1¾oz semolina
- 30g/1oz cornflour
- 300ml/10fl oz duck fat
- 2 fresh thyme sprigs
- salt, to taste
For the cauliflower cheese purée
- 1 large cauliflower, cut into small florets
- 250ml/9fl oz whole milk
- 200ml/7fl oz double cream
- 50g/1¾oz unsalted butter
- 150g/5½oz Gruyère cheese, grated
- 40g/1½oz Parmesan cheese, finely grated
- 1 tsp Dijon mustard
- pinch freshly grated nutmeg
- salt and freshly ground white pepper, to taste
Customise
- Poussin swap — use 2 small chicken supremes or 4 poussin legs if whole bird is hard to find; reduce cooking time to 20–25 mins
- Duck fat — use vegetable oil or beef dripping if duck fat unavailable; flavour will differ but crispness remains
- Cheeses — swap Gruyère for Comté or mature Cheddar; use vegetarian Parmesan-style cheese if preferred
- Potato type — Maris Piper or King Edward work best; choose floury varieties for fluffiest centres and crispest outsides
- Sage — use fresh only; dried will not crisp or taste the same
- Dairy-free — swap milk and cream for oat or soy alternative; use dairy-free hard cheese alternatives
How the timings work
- Boil potatoes first — they need 1 hr chilling; do this well ahead or the night before for best results
- Preheat oven and roast poussin — 30–35 mins; rest while potatoes finish crisping
- Roast potatoes at highest heat — 40–50 mins; get them in as soon as poussin comes out
- Simmer carrots and make purée in gaps — carrots take 15 mins; purée cooks while potatoes roast
- Fry sage leaves and plate last — 5 mins; serve everything immediately so potatoes stay crisp
Method
Prep and roast the poussin (35 mins + resting)
- Preheat and season — heat oven to 220C/200C Fan/Gas 7. Season poussin inside and out with salt and pepper. Put 1 bay leaf and 2 thyme sprigs inside the cavity.
- Roast — rub bird all over with olive oil. Dot with chopped butter. Place in a roasting tin. Roast 30–35 mins until golden and cooked through. Pierce thickest part of thigh — juices run clear, no pink.
- Rest — remove from oven, cover loosely with foil. Leave 10–15 mins. Joint into legs and breasts before serving.
Make the crispy duck fat potatoes (1 hr 15 mins including chilling)
- Par-boil — put 2 quartered potatoes and 2 bay leaves in a saucepan of salted water. Bring to boil, simmer 6–8 mins until just tender. Drain well, steam dry, then chill in fridge at least 1 hr.
- Preheat and coat — heat oven to 240C/220C Fan/Gas 9. Break cooled potatoes into uneven pieces. Mix 50g semolina and 30g cornflour. Toss potatoes in mix until evenly coated.
- Roast — heat deep roasting tin with 300ml duck fat until very hot and sizzling. Carefully add potatoes. Spoon fat over them. Scatter in 2 thyme sprigs and season. Roast 40–50 mins, turning occasionally, until deep golden and crisp all over. Drain on a wire rack.
Make the sage butter carrots (15 mins)
- Colour gently — place carrot rounds in a frying pan with 30g butter and 2 tbsp oil. Arrange cut-side down. Cook a few mins until golden on the base.
- Glaze — add a few sage leaves and 150ml chicken stock. Simmer gently 10 mins until carrots tender. Increase heat, boil until stock reduces to a glossy coating.
- Crisp garnish — in a separate small pan, fry extra sage leaves in butter until crisp. Drain on kitchen paper. Scatter over carrots at serving time.
Make the cauliflower cheese purée (25 mins)
- Simmer until soft — put cauliflower florets in a saucepan with 250ml milk and 200ml double cream. Bring to gentle simmer. Cook 15–20 mins until cauliflower falls apart.
- Blend smooth — drain cauliflower, reserve cooking liquid. Transfer to a blender. Add 50g butter, 150g Gruyère, 40g Parmesan and 1 tsp Dijon mustard. Blitz until perfectly smooth, adding reserved liquid 1 tbsp at a time to reach desired consistency.
- Season — add pinch nutmeg, salt and white pepper. Taste and adjust. Keep warm.
Serve (10 mins)
- Plate up — spoon cauliflower purée onto plates. Arrange jointed poussin alongside.
- Add sides — place glazed carrots next to the bird. Pile crisp duck fat potatoes to the side.
- Garnish and serve — scatter crispy sage leaves over carrots. Serve immediately while potatoes are hot and crisp.
Techniques for Success
- Chill potatoes thoroughly — cold surface = maximum crunch. Warm potatoes steam instead of crisping. Success: deep golden, shatteringly crisp outsides, fluffy centres. Failure: pale, soggy, greasy potatoes that never crisp.
- Get fat smoking hot first — potatoes must sizzle loudly the moment they hit. Don’t rush preheating. Success: immediate crust formation, even colour. Failure: fat cools too fast, potatoes absorb oil and turn heavy.
- Blend purée while hot — cheese melts smoothly and texture stays silky. If it cools, it thickens too much. Success: velvety, glossy, rich purée that spreads easily. Failure: grainy, separated or stiff purée that lacks shine.
| Technique | Failure if done wrong | Success looks like |
|---|---|---|
| Chilling potatoes | Greasy, pale, soggy, no crunch | Deep golden crust, crisp shatter, fluffy white centre |
| Hot fat roasting | Fat soaks in, potatoes pale and heavy | Immediate sizzle, even browning, crisp all over |
| Purée blending | Grainy, stiff, dull or separated | Silky smooth, glossy, rich, pours easily |
Tips & Swaps
- Get ahead: Boil and chill potatoes up to 24 hours before roasting — the longer they chill the crisper they get. Make purée base and reheat gently before serving; stir in extra milk if too thick.
- Shortcuts: Buy duck fat from good supermarkets or online — it keeps in fridge for months. Use ready-grated cheese to save time; grate your own for best melt and flavour.
- Dietary notes: Naturally egg-free, nut-free and pregnancy-friendly as written. All ingredients fully cooked. Vegetarian? Swap poussin for 2 large portobello mushrooms roasted in butter and thyme.
- Leftovers: Potatoes best eaten fresh — reheat on wire rack at 200C/400F/Gas 6 for 5–8 mins to crisp. Purée keeps 2 days in fridge — stir in a splash of milk when reheating. Carrots keep 2 days — gently warm in pan.
- Serving ideas: Complete meal with steamed green beans tossed in butter and lemon. A simple dressed rocket salad cuts through richness beautifully.
- Flavour boost: If purée feels too rich, add 1 tsp lemon juice — it lifts every flavour layer. Don’t oversalt potatoes before roasting — duck fat and cheese are both savoury, taste as you go.
Wine Pairing
Recommended by Helen McGinn:
Aimé Arnoux Viognier, France — Majestic, From £10.50
This aromatic white offers ripe peach, apricot and subtle floral notes with a rich rounded texture that complements the buttery bird and creamy purée. Bright acidity cuts through richness while gentle spice mirrors the nutmeg and sage — a beautifully balanced match.
Equally good alternatives that pair beautifully with this dish:
Pinot Grigio, Italy — Aldi / Lidl, £6.99
Crisp, clean and refreshing with white peach and lime zest — light enough not to overpower, bright enough to lift the rich cheese and duck fat.
Chenin Blanc, Loire Valley, France — Sainsbury’s / Tesco, £9.99
Fresh and lively with apple, pear and honey notes — versatile enough to match every layer; acidity refreshes the palate between bites.
Roussanne, Rhône, France — Waitrose, £12.99
Rich, textured white with pear, nut and floral depth — stands up to the cheese and duck fat with elegance; complex and satisfying from first bite to last.
* Prices checked November 2026 and may vary. The alternatives are our suggestions, not necessarily wines recommended by Helen McGinn.
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