There is a particular kind of evening in late autumn when the light goes thin and blue by four o'clock, and the kitchen becomes the warmest room in the house. This is the dish I make on those evenings, when I want something that smells like a whole afternoon of cooking but asks only a modest amount of my time.
It began as a way to use up a leftover roast chicken and a half bag of frozen corn, and it has quietly become the thing my family asks for by name. The chicken brings the depth, the corn brings a soft sweetness that cuts through the richness, and the mustard and thyme pull everything into focus. The crust is the part I love most, the way it goes shatteringly crisp at the edges while the center stays tender and soaked with the sauce beneath.
You will hear it before you see it, a low bubbling under the crust, and the smell of thyme and butter will drift down the hallway. Take it out when the top is deep gold and the filling sighs at the edges. Let it rest a moment, because patience here is rewarded with a cleaner slice.
Why You'll Love This Recipe
About the Ingredients
3 cups (420g) cooked chicken, shredded or cubed
Leftover roast chicken is ideal here; a rotisserie bird from the market saves a step. In a pinch, poach two boneless breasts in salted water for 15 minutes and shred them.
1 1/2 cups (240g) frozen or fresh corn kernels
Frozen corn works beautifully and needs no thawing. If corn is in season, cut kernels from two ears for a sweeter, snappier bite.
1 medium onion (150g), finely diced
Yellow or white onion both work; a sweet onion gives a gentler flavor. Keep the dice small so it softens fully before the pan goes into the oven.
2 tablespoons (28g) unsalted butter, plus 4 tablespoons (56g) melted for the topping
Use a good European-style butter for the topping, as its lower water content makes a crisper crust. Salted butter works if you reduce the added salt slightly.
3 tablespoons (24g) all-purpose flour
This thickens the filling; for a gluten-free version, swap in an equal amount of fine rice flour and whisk a little longer.
1 1/2 cups (360ml) whole milk
Whole milk gives body; 2% works but will be a touch thinner. For a richer bake, replace half with half-and-half.
1 cup (120g) shredded sharp cheddar
Sharp cheddar balances the sweet corn; Gruyère or a smoked cheese makes a lovely alternative. Buy a block and grate it yourself for better melting.
1 teaspoon Dijon mustard
The mustard is a quiet backbone, adding tang without shouting. Whole-grain mustard can stand in for a more textured filling.
1 teaspoon fresh thyme leaves, plus a few sprigs for the top
Dried thyme can replace it at half the amount. Rosemary, chopped fine, is a good substitute if you want a more resinous note.
1 teaspoon fine sea salt and 1/2 teaspoon black pepper
Season to taste, remembering the cheese adds salt. Freshly cracked pepper makes a noticeable difference here.
1 sheet (320g) puff pastry, thawed if frozen
Thaw overnight in the refrigerator rather than at room temperature for the most even rolling. A round of pie dough can substitute for a more rustic top.
Tips & Tricks
Do not skip resting the filling
Let the chicken mixture cool for 10 minutes before topping it, or the steam will soften the pastry from beneath and you will lose the crisp edge.
Watch the edges, not the clock
Ovens vary, so judge doneness by the deep golden color and the bubbling at the rim rather than by time alone.
Season the chicken, not just the sauce
Taste the filling before it goes into the oven; a little extra salt on the chicken itself keeps every bite savory.
Pro Tips
Step-by-Step Instructions
1. Heat the oven and pan
Heat the oven to 400°F (200°C). Set a 10-inch oven-safe skillet over medium heat and melt the 2 tablespoons of butter until it foams and smells nutty, about 1 minute.
2. Soften the onion
Add the diced onion and cook, stirring, until translucent and soft at the edges, 5 to 6 minutes. You should hear a gentle sizzle rather than a sharp crackle.
3. Build the sauce
Sprinkle the flour over the onion and stir constantly for 1 minute until it smells toasted and no dry streaks remain. Pour in the milk in a slow stream, whisking, and cook until the sauce thickens enough to coat the back of a spoon, 3 to 4 minutes.
4. Fold in the filling
Stir in the Dijon, thyme, salt, and pepper, then fold in the chicken and corn. Taste and adjust the seasoning; the filling should be savory and just a little sweet. Remove from the heat and let it settle for 10 minutes.
5. Top with pastry
Lay the puff pastry over the skillet, trimming any excess and pressing it gently against the rim. Brush the surface with the melted butter and cut three small vents in the center.
6. Bake until golden
Bake until the pastry is deep golden brown and the filling bubbles at the edges, 25 to 30 minutes. If the top browns too quickly, tent it loosely with foil after 20 minutes.
7. Rest before serving
Let the bake rest for 5 minutes so the filling settles. Scatter a few fresh thyme sprigs over the top and serve in warm bowls.
Delicious Variations
Smoky Version
Add 1/2 teaspoon of smoked paprika and swap the cheddar for smoked Gouda.
Vegetable Forward
Replace the chicken with 3 cups of roasted cauliflower and mushrooms for a meatless bake.
Herb Garden
Use tarragon and parsley instead of thyme for a brighter, more fragrant filling.
How to Store Hi, I'm Jenny
Refrigerator
Cover tightly and refrigerate for up to 3 days. Reheat in a 350°F (175°C) oven to keep the crust from going soggy.
Freezer
Freeze the fully cooled bake, wrapped tightly, for up to 2 months. Thaw overnight in the refrigerator before reheating.
Reheating
Reheat at 350°F (175°C) for 15 to 20 minutes, until hot through and the crust re-crisps. A microwave works in a pinch but softens the pastry.
Frequently Asked Questions
Q: Can I make this ahead of time?
Yes, you can assemble it up to 24 hours ahead and refrigerate it covered. Add 5 to 8 minutes to the baking time if it goes into the oven cold.
Q: Can I use frozen chicken?
Yes, but thaw it completely and pat it dry before adding it to the filling. Frozen chicken releases water that can make the sauce thin.
Q: What can I use instead of puff pastry?
A round of pie dough, biscuit dough, or even mashed potatoes piped on top all work well. Each will change the texture, so adjust the bake time to the topping.
Q: How do I keep the bottom from getting soggy?
Cool the filling for 10 minutes before topping it and cut vents in the pastry so steam can escape. A preheated skillet also helps set the base quickly.
Q: Can I freeze the leftovers?
Yes, freeze portions in an airtight container for up to 2 months. Reheat in a 350°F (175°C) oven rather than a microwave for the best texture.
Make this on the next cold evening, when the windows fog and the kitchen feels like the heart of the house. Take your time, and taste as you go.
Hi, I'm Jenny
Hi, I'm Jenny is a golden, bubbling comfort bake of tender chicken, sweet corn, and herbs under a crisp buttery crust, ready in under an hour.
🧂 Ingredients
- 3 cups (420g) cooked chicken, shredded or cubed
- 1 1/2 cups (240g) frozen or fresh corn kernels
- 1 medium onion (150g), finely diced
- 2 tablespoons (28g) unsalted butter, plus 4 tablespoons (56g) melted for the topping
- 3 tablespoons (24g) all-purpose flour
- 1 1/2 cups (360ml) whole milk
- 1 cup (120g) shredded sharp cheddar
- 1 teaspoon Dijon mustard
- 1 teaspoon fresh thyme leaves, plus a few sprigs for the top
- 1 teaspoon fine sea salt and 1/2 teaspoon black pepper
- 1 sheet (320g) puff pastry, thawed if frozen
📋 Instructions
- 1Heat the oven and pan — Heat the oven to 400°F (200°C). Set a 10-inch oven-safe skillet over medium heat and melt the 2 tablespoons of butter until it foams and smells nutty, about 1 minute.
- 2Soften the onion — Add the diced onion and cook, stirring, until translucent and soft at the edges, 5 to 6 minutes. You should hear a gentle sizzle rather than a sharp crackle.
- 3Build the sauce — Sprinkle the flour over the onion and stir constantly for 1 minute until it smells toasted and no dry streaks remain. Pour in the milk in a slow stream, whisking, and cook until the sauce thickens enough to coat the back of a spoon, 3 to 4 minutes.
- 4Fold in the filling — Stir in the Dijon, thyme, salt, and pepper, then fold in the chicken and corn. Taste and adjust the seasoning; the filling should be savory and just a little sweet. Remove from the heat and let it settle for 10 minutes.
- 5Top with pastry — Lay the puff pastry over the skillet, trimming any excess and pressing it gently against the rim. Brush the surface with the melted butter and cut three small vents in the center.
- 6Bake until golden — Bake until the pastry is deep golden brown and the filling bubbles at the edges, 25 to 30 minutes. If the top browns too quickly, tent it loosely with foil after 20 minutes.
- 7Rest before serving — Let the bake rest for 5 minutes so the filling settles. Scatter a few fresh thyme sprigs over the top and serve in warm bowls.