Sweet Corn and Potato Casserole with Herbed Cheese

By , Test Kitchen Director · Reviewed by AislePrompt Editorial · ·

A creamy, baked casserole featuring tender potatoes, sweet corn, and a crispy cheese topping, ideal for potlucks and family gatherings. This american-inspired vegetarian ready in about 55 minutes pairs pounds, peeled and diced potatoes, (frozen or canned, drained) sweet corn, milk for a weeknight-friendly dinner that comes together with one pan and minimal cleanup. Each serving lands at about 280 calories and feeds 8, so it slots cleanly into a weekly meal plan and pairs well with a quick salad or grain on the side. Tap "Plan a meal with the AI" below to drop this recipe into your week and send the ingredients straight to Instacart. Nutrition values are approximate, calculated from USDA FoodData Central (fdc.nal.usda.gov) — verify against ingredient labels for any health-driven dietary plan.

Prep: 20 min Cook: 35 min Serves 8 American cuisine 280 cal/serving
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Ingredients

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Instructions

  1. Step 1: Preheat oven to 375°F. Butter a 9x13-inch baking dish.
  2. Step 2: Boil 2 pounds diced potatoes in salted water for 15 minutes until fork-tender. Drain completely.
  3. Step 3: Melt 4 tablespoons butter in a saucepan over medium heat. Add 1/2 cup diced onion and 2 minced garlic cloves, cooking 3 minutes until softened. Stir in 2 tablespoons flour and cook 1 minute, then whisk in 1 cup milk and 1/2 cup heavy cream until smooth.
  4. Step 4: Cook sauce 5 minutes until thickened, then stir in 1 teaspoon salt, 1/2 teaspoon black pepper, and 1/2 teaspoon paprika. Remove from heat.
  5. Step 5: Layer half the potatoes in baking dish, then spread 2 cups sweet corn, then remaining potatoes. Pour sauce over top, sprinkle with 1 cup shredded cheddar cheese, and bake 35 minutes until golden and bubbly.

Frequently asked questions

How long does Sweet Corn and Potato Casserole with Herbed Cheese take to make?

Total time is about 55 minutes (20 min prep + 35 min cook). Most home cooks find this fits comfortably into a weeknight; double the batch on Sunday for two dinners.

How do I store leftover Sweet Corn and Potato Casserole with Herbed Cheese?

Cool to room temperature within 2 hours, then store in an airtight container in the fridge for up to 4 days. Reheat covered in a 350°F oven for 10-12 minutes, or microwave at 70% power in 60-second bursts to keep milk from drying out.

Can I substitute ingredients in Sweet Corn and Potato Casserole with Herbed Cheese?

Yes — most ingredients in this recipe have flexible swaps. For oil, use any neutral high-smoke-point oil (avocado, grapeseed, refined coconut). For aromatics, dried herbs at ⅓ the volume of fresh work in a pinch. The full ingredient list is shoppable on Instacart so you can see substitutes in real time.

How do I scale Sweet Corn and Potato Casserole with Herbed Cheese for a different number of people?

The recipe is written for 8 servings. Multiply each ingredient by (your serving target / 8). Cook time stays roughly the same up to 2x; for 3-4x batches, switch from a skillet to a sheet pan or stockpot so the food isn't crowded — overcrowding steams instead of browns.

Is Sweet Corn and Potato Casserole with Herbed Cheese vegetarian?

Yes — this recipe is tagged vegetarian based on its ingredient list. Always cross-check labels for packaged ingredients (sauces, broths, condiments) since formulations vary by brand.

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