{"id":"02483ce3-05e2-4ff3-a349-24f31dc50aec","url":"https://recipestripper.com/recipes/02483ce3-05e2-4ff3-a349-24f31dc50aec","source_url":"https://gousto.wiki/recipes/winter-squash-and-sweet-potato-gratin/","title":"Winter Squash & Sweet Potato Gratin","description":"In this comforting gratin, butternut squash and sweet potato are coated in a rich and creamy sage & dijon mustard sauce. Topped with hazelnut-studded cheesy breadcrumbs and baked in the oven until beautifully golden, it's the perfect treat for a cold winter's night!","servings":2,"servings_text":"2 servings","total_time":"PT40M","image_url":"https://wsrv.nl/?url=images.gousto.wiki/recipes%2Fwinter-squash-and-sweet-potato-gratin.jpg&fit=cover","ingredients":[{"text":"25g Bag Of Hazelnuts","item":"Bag Of Hazelnuts","quantity":25,"unit":"g"},{"text":"18g Dijon Mustard Pot","item":"Dijon Mustard Pot","quantity":18,"unit":"g"},{"text":"100ml Pot Of Double Cream","item":"Pot Of Double Cream","quantity":100,"unit":"ml"},{"text":"Red Onion","item":"Red Onion"},{"text":"Sweet Potato","item":"Sweet Potato"},{"text":"1/2 Knorr Vegetable Stock Cube","item":"Knorr Vegetable Stock Cube","quantity":0.5},{"text":"120g Butternut Squash Cubes","item":"Butternut Squash Cubes","quantity":120,"unit":"g"},{"text":"150g Cavolo Nero","item":"Cavolo Nero","quantity":150,"unit":"g"},{"text":"3 Garlic Cloves","item":"Garlic Cloves","quantity":3},{"text":"30g Panko Breadcrumbs","item":"Panko Breadcrumbs","quantity":30,"unit":"g"},{"text":"35g Grated Italian Hard Cheese","item":"Grated Italian Hard Cheese","quantity":35,"unit":"g"},{"text":"5g Sage","item":"Sage","quantity":5,"unit":"g"}],"instructions":[{"number":1,"text":"Preheat the oven to 200°C/ 180°C (fan)/ 395°F/ Gas 6 Peel and chop the sweet potato[es] into bite-sized pieces Add the butternut squash cubes and chopped sweet potato to a baking tray with a generous drizzle of vegetable oil and a pinch of salt Give everything a good mix up and put the tray in the oven for 15-20 min or until tender and golden"},{"number":2,"text":"While the vegetables are cooking, peel and finely slice the red onion[s] Peel and finely slice the garlic Strip the sage leaves from their stalks and chop them finely, discard the stalks"},{"number":3,"text":"Heat a large, wide-based pan (preferably non-stick) with a drizzle of vegetable oil over a medium heat Once hot, add the sliced onion with a generous pinch of salt and pepper and cook for 5-6 min or until softened Once softened, add the chopped sage and half the sliced garlic and cook for 2-3 min or until fragrant Boil a kettle"},{"number":4,"text":"Once fragrant, add 30g [60g] butter with 30g [60g] flour to the pan with the onion and stir with a wooden spoon for 3-4 min or until the butter melts and a sandy paste forms – this is your roux Gradually whisk 250ml [450ml] milk into the roux, a little at a time and cook for 5 min or until a smooth, thick sauce remains"},{"number":5,"text":"Dissolve 1/2 [1] Knorr vegetable stock cube in 50ml [80ml] boiled water Add the Dijon mustard, double cream and vegetable stock to the sauce with the roasted vegetables Season with a pinch of salt and pepper and give everything a good mix up – this is your gratin Transfer the gratin to an oven-proof dish (or individual ones)"},{"number":6,"text":"Crush the hazelnuts in their bag with a rolling pin Mix the panko breadcrumbs, grated Italian hard cheese and crushed hazelnuts in a bowl – this is your hazelnut crumb Top the gratin with the hazelnut crumb and put the dish[es] into the oven for 12–15 min or until golden and bubbling - this is your winter squash & sweet potato gratin"},{"number":7,"text":"Meanwhile, strip the cavolo nero leaves from their stalks and tear into bite-sized pieces Heat a large, wide-based pan (preferably non-stick) with a drizzle of vegetable oil over a medium-high heat Add the cavolo nero with the remaining garlic and a pinch of salt and pepper Cook for 4-5 min or until wilted and softened"},{"number":8,"text":"Serve the winter squash & sweet potato gratin with the garlicky cavolo nero to the side Enjoy!"}],"date_published":"2026-10-30T00:03:59.461801+00:00","date_modified":"2026-10-30T00:03:59.461801+00:00"}