I like corn casserole with a soft, almost spoonbread-like center and golden edges that invite you to take a little extra. Sweet corn does most of the work here. A small amount of roasted poblano adds a mellow chile aroma, and cheddar gives the creamy bite a savory finish without taking over.
If your table has a mix of people who love chile and people who prefer familiar holiday sides, this is a gentle meeting place. Keep the poblano modest and let the corn remain the star. It is easy to scoop beside a roast or a bowl of chili, and the resting time gives you a moment to bring everything else to the table.
Quick answer
Corn casserole is a soft baked side made with corn kernels, cream-style corn, sour cream, butter, eggs, and corn muffin mix. This variation adds ¼ cup roasted poblano and ½ cup cheddar. Bake at 350°F for 45–55 minutes, then rest 10 minutes for cleaner scoops.
Ingredients and why they matter
Two kinds of corn. Drain the whole kernels well, but keep the cream-style corn liquid. They do different jobs: texture and moisture.
Corn muffin mix. Use one 8.5-ounce box for this formula. A larger box or a plain cornmeal replacement changes the dry-ingredient balance.
Sour cream. It brings creamy body and a mild tang. Use regular sour cream for the stated texture.
Roasted poblano. Measure after roasting and peeling. A little goes a long way; wet chopped pepper can loosen the casserole.
Cheddar. Half a cup is enough for a savory note. Shred it finely so it distributes rather than forming heavy pockets.
How to make it
1. Roast the poblano
Broil the pepper on a lined baking sheet, turning as needed, for about 8–10 minutes until blistered. Watch closely. Put it in a covered bowl for 5 minutes, then peel, remove stem and seeds, and dice. Measure ¼ cup and blot away excess moisture; save any remainder for another meal.
2. Prepare the baking dish
Turn off the broiler and set the oven to conventional bake at 350°F (175°C). Grease a 2-quart baking dish. Let the oven settle to the baking temperature before putting in the casserole.
3. Combine the wet ingredients
Whisk the sour cream, melted butter, and eggs in a large bowl. Fold in the drained whole-kernel corn, undrained cream-style corn, and measured poblano.
4. Add mix and cheese
Stir in the corn muffin mix just until no dry pockets remain, then fold in the cheddar. Transfer to the dish and smooth the surface.
5. Bake until set
Bake for 45–55 minutes, until the top is golden, the edges are set, and the center has no liquid wobble. A skewer should show moist crumbs rather than raw batter. Cover loosely with foil if the surface browns early.
6. Let it settle
Rest for 10 minutes before serving. Divide into 10 side-dish portions. The middle is meant to be soft and scoopable, not as dry as a loaf of cornbread.
Tips for a satisfying result
Avoiding excess moisture. Drain and blot the kernels and roasted pepper. Do not drain the cream-style corn.
Doneness. A moist center is welcome; raw batter is not. If the center is liquid, continue baking and shield a darkening top with foil.
Holiday planning. Bake a day ahead, cool promptly, and refrigerate covered. Reheat covered at 350°F until the center reaches 165°F, then uncover briefly to refresh the surface. Allow about 25–40 minutes depending on dish depth and starting temperature.
Serving ideas
This works especially well beside chile Colorado, where the sweet corn softens the deep red-chile sauce. For Thanksgiving, serve smaller scoops with a roast and something crisp and fresh. I like a salad nearby to balance the buttery casserole.
Common questions
Is poblano corn casserole spicy?
Usually it is mild, but poblano heat varies. Taste a small piece of the roasted pepper before adding it, and omit it if needed.
Can I make this ahead?
Yes. Bake it a day ahead and refrigerate promptly once portioned or cooled in a shallow dish. Reheat covered until hot throughout, rather than storing mixed raw batter for a long time.
Can I use frozen corn?
Yes. Replace the drained whole-kernel can with 1 ½ cups thawed, well-drained kernels. Keep the cream-style corn unchanged.
Can I leave out the poblano and cheese?
Yes. Omit either or both and use the same baking method. Start checking at 45 minutes.
Can I freeze corn casserole?
Freeze cooled portions for up to 2 months. Thaw overnight in the refrigerator and reheat to 165°F. The center may be a little softer after freezing.
Recipe card
Poblano Corn Casserole with Cheddar
Equipment
- 2-quart baking dish, mixing bowl, baking sheet
Ingredients
- 1 small poblano pepper, to yield ¼ cup roasted peeled diced pepper
- 1 (8.5-ounce) box corn muffin mix, such as Jiffy
- 1 (15-ounce) can whole-kernel corn, drained well
- 1 (14.75-ounce) can cream-style corn, undrained
- 1 cup (240 g) sour cream
- 6 tablespoons unsalted butter, melted and cooled slightly
- 2 large eggs
- ½ cup (56 g) shredded sharp cheddar
Instructions
- Broil the pepper on a lined baking sheet, turning as needed, for about 8–10 minutes until blistered. Watch closely. Put it in a covered bowl for 5 minutes, then peel, remove stem and seeds, and dice. Measure ¼ cup and blot away excess moisture; save any remainder for another meal.
- Turn off the broiler and set the oven to conventional bake at 350°F (175°C). Grease a 2-quart baking dish. Let the oven settle to the baking temperature before putting in the casserole.
- Whisk the sour cream, melted butter, and eggs in a large bowl. Fold in the drained whole-kernel corn, undrained cream-style corn, and measured poblano.
- Stir in the corn muffin mix just until no dry pockets remain, then fold in the cheddar. Transfer to the dish and smooth the surface.
- Bake for 45–55 minutes, until the top is golden, the edges are set, and the center has no liquid wobble. A skewer should show moist crumbs rather than raw batter. Cover loosely with foil if the surface browns early.
- Rest for 10 minutes before serving. Divide into 10 side-dish portions. The middle is meant to be soft and scoopable, not as dry as a loaf of cornbread.
Notes
More recipes for your table
If you make this recipe, leave a comment with how you served it and a rating based on your own experience. I would love to hear what brought it to your table.
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