Creamy Porcini Mushroom Ragout with Polenta
- Yield
- 2 portions
February 21, 2026 · Version 1 · Main Course
Fresh mushroom and dried porcini ragout with thyme and cream, served over crisp-fried set polenta. The porcini provide both rehydrated solids and a strained aromatic liquor; chilling fully cooked polenta gives clean edges for frying.
Preparation
Scaling basis: Fresh mushrooms · 250 g
PHASE A — REHYDRATE PORCINI
Ingredient Uses
- Dried porcini
Rehydrate, squeeze gently, and chop.
- Quantity
- 15 g
- Scaling
- 6.00%
- Water
Heat to 80–90 C for the infusion.
- Quantity
- 150 g
- Scaling
- 60.00%
- Thyme
Use whole sprigs in the infusion.
- Quantity
- 1 g
- Scaling
- 0.40%
Method
- Combine dried porcini, thyme sprigs, and 150 g hot water in a heatproof bowl; cover and steep for 20 min.
- Lift out the porcini, squeeze gently, and chop.
- Strain the soaking liquid through fine mesh or a coffee filter to remove grit. Top up the strained liquor with water to 140 g total for the ragout.
Technique Applications
| Technique | Controls | Purpose |
|---|---|---|
| Rehydration | Covered steep for 20 min in 80–90 C water | Soften porcini and extract their aroma. |
Principles
- Aromatic extraction — Hot water captures porcini and thyme flavour for the ragout.
Phase Outputs
| Key | Phase Output | Description |
|---|---|---|
| rehydrated-porcini | Rehydrated porcini | Chopped porcini solids for the ragout. |
| porcini-liquor | Porcini liquor | Strained, topped-up aromatic liquid, 140 g total. |
PHASE B — COOK FIRM POLENTA
Ingredient Uses
- Water
Liquid for the firm polenta.
- Quantity
- 280 g
- Scaling
- 112.00%
- Whole milk
Add with water.
- Quantity
- 80 g
- Scaling
- 32.00%
- Salt
Season the cooking liquid.
- Quantity
- 4 g
- Scaling
- 1.60%
- Polenta
Use coarse polenta; whisk in gradually.
- Quantity
- 110 g
- Scaling
- 44.00%
- Butter
Use unsalted butter off heat.
- Quantity
- 10 g
- Scaling
- 4.00%
- Parmesan
Finely grate and stir in off heat.
- Quantity
- 17.5 g
- Scaling
- 7.00%
Method
- Bring the water, milk, and salt to a low boil in a heavy pot.
- Whisk in coarse polenta in a steady stream to prevent lumps.
- Reduce heat and cook for 35–40 min, stirring every 2–3 min, until thick and fully tender.
- Off heat, stir in unsalted butter and finely grated Parmesan.
Principles
- Starch gelatinisation — Long, low cooking hydrates the coarse polenta before it sets.
Phase Outputs
| Key | Phase Output | Description |
|---|---|---|
| cooked-polenta | Cooked polenta | Firm, fully cooked polenta ready to spread and chill. |
PHASE C — SET AND CUT POLENTA
Ingredient Uses
- Olive oil
Lightly coat a shallow tray.
- Quantity
- 4 g
- Scaling
- 1.60%
Method
- Oil a shallow tray, aiming for a polenta depth of about 2 cm.
- Spread the hot cooked polenta evenly and smooth the top.
- Cool to room temperature, then chill until firm for at least 2 h, ideally overnight.
- Cut into rectangles, squares, or wedges for frying.
Phase Outputs Used
| Phase Output | Use |
|---|---|
| Cooked polenta | Spread all of cooked-polenta in the tray. |
Phase Outputs
| Key | Phase Output | Description |
|---|---|---|
| set-polenta | Set polenta | Chilled, portioned polenta pieces for frying. |
PHASE D — COOK THE MUSHROOM RAGOUT
Ingredient Uses
- Olive oil
Heat in a wide sauté pan.
- Quantity
- 12.5 g
- Scaling
- 5.00%
- Butter
Use unsalted butter with the oil.
- Quantity
- 15 g
- Scaling
- 6.00%
- Shallot
Finely dice and sweat without browning.
- Quantity
- 40 g
- Scaling
- 16.00%
- Garlic
Mince and add after shallot.
- Quantity
- 5 g
- Scaling
- 2.00%
- Fresh mushrooms
Slice and brown in a wide pan.
- Quantity
- 250 g
- Scaling
- 100.00%
- White wine
Use dry wine; reduce nearly dry.
- Quantity
- 25 g
- Scaling
- 10.00%
- Heavy cream
Simmer briefly until glossy.
- Quantity
- 110 g
- Scaling
- 44.00%
- Thyme
Use fresh leaves near the end.
- Quantity
- 1.5 g
- Scaling
- 0.60%
- Lemon juice
Finish the sauce.
- Quantity
- 4 g
- Scaling
- 1.60%
- Black pepper
Season the cream.
- Quantity
- 1 g
- Scaling
- 0.40%
- Salt
Adjust after reduction.
- Quantity
- As needed
- Scaling
- —
Method
- Heat olive oil and unsalted butter over medium heat in a wide sauté pan.
- Add shallot with a pinch of the final salt and sweat for 3–4 min without browning; add garlic for 30 s.
- Add the fresh mushrooms and cook over medium-high heat until their moisture releases and they begin to brown. Avoid crowding.
- Add dry white wine and reduce until nearly dry.
- Add the 140 g reserved porcini liquor and chopped rehydrated porcini; simmer until reduced by about one-third.
- Add cream, fresh thyme leaves, and black pepper; simmer gently for 3–5 min until glossy and spoonable.
- Finish with lemon juice and adjust salt.
Technique Applications
| Technique | Controls | Purpose |
|---|---|---|
| Sweating | Shallot for 3–4 min without browning | Soften the aromatic base. |
| Reduction | Wine nearly dry; porcini liquor reduced by about one-third | Concentrate savoury mushroom flavour while keeping sauce spoonable. |
Principles
- Maillard reaction — Evaporating fresh mushroom moisture allows browning instead of steaming.
- Fat as flavour carrier — Oil, butter, and cream carry the mushroom and thyme aroma.
Phase Outputs Used
| Phase Output | Use |
|---|---|
| Rehydrated porcini | Add all of rehydrated-porcini after reducing the wine. |
| Porcini liquor | Add all 140 g of porcini-liquor with the porcini solids. |
Phase Outputs
| Key | Phase Output | Description |
|---|---|---|
| mushroom-ragout | Mushroom ragout | Glossy, spoonable sauce for plating. |
PHASE E — FRY POLENTA AND PLATE
Ingredient Uses
- Neutral oil
Heat over medium heat for frying.
- Quantity
- 17.5 g
- Scaling
- 7.00%
- Butter
Use unsalted butter for the final minute of basting.
- Quantity
- 10 g
- Scaling
- 4.00%
Method
- Preheat a wide pan with neutral oil over medium heat.
- Fry the set polenta pieces for 3–4 min per side until deeply golden and crisp, letting a crust form before turning.
- Add unsalted butter for the final minute and baste lightly, then drain briefly on a rack or paper.
- Plate the fried polenta with mushroom ragout over or alongside; finish with extra thyme leaves if desired.
Phase Outputs Used
| Phase Output | Use |
|---|---|
| Set polenta | Fry all of set-polenta. |
| Mushroom ragout | Spoon mushroom-ragout over or beside the polenta. |
FAILURE MODES
| Symptom | Likely cause | Corrective action |
|---|---|---|
| Polenta falls apart in the pan | It was undercooked or insufficiently chilled. | Cook until thick and tender, then chill at least 2 h. |
| Mushrooms taste steamed | The pan was crowded or too cool. | Use a wide pan over medium-high heat to evaporate moisture. |
| Polenta is lumpy | It was added too fast without whisking. | Stream it gradually into actively whisked liquid. |
| Fried polenta stays pale and soft | Pan was too cool or pieces moved too soon. | Preheat fully and let the crust form before turning. |
| Thyme flavour is dull | Thyme simmered too long in cream. | Add fresh leaves near the end and simmer briefly. |