Cheesy Potato and Broccoli Bake

By AislePrompt Test Kitchen · Reviewed by AislePrompt Editorial · ·

A creamy, golden casserole with tender potatoes and broccoli, baked to perfection. This american-inspired one pot (vegetarian) ready in about 60 minutes pairs medium, peeled and diced potatoes, chopped broccoli, milk for a weeknight-friendly dinner that comes together with one pan and minimal cleanup. Each serving lands at about 320 calories and feeds 6, 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: 40 min Serves 6 American cuisine 320 cal/serving
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Ingredients

Instructions

  1. Step 1: Preheat oven to 375°F. Butter a 9x13-inch baking dish.
  2. Step 2: Boil 4 medium peeled and diced potatoes in salted water for 15 minutes until tender. Drain and set aside.
  3. Step 3: Melt 2 tablespoons butter in a saucepan over medium heat. Add 1/2 cup diced onion and 2 cloves garlic, minced, and cook for 3 minutes until soft.
  4. Step 4: Stir in 2 tablespoons flour and cook for 1 minute. Gradually add 1 cup milk, stirring constantly until thickened. Season with 1 teaspoon salt and 1/4 teaspoon pepper.
  5. Step 5: Stir in 1 cup shredded cheddar cheese and 2 cups chopped broccoli until cheese melts. Add drained potatoes and mix gently.
  6. Step 6: Transfer to baking dish. Bake for 25 minutes until golden and bubbly.

Equipment for this recipe

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Frequently asked questions

How long does Cheesy Potato and Broccoli Bake take to make?

Total time is about 60 minutes (20 min prep + 40 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 Cheesy Potato and Broccoli Bake?

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 chopped broccoli from drying out.

Can I substitute ingredients in Cheesy Potato and Broccoli Bake?

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 Cheesy Potato and Broccoli Bake for a different number of people?

The recipe is written for 6 servings. Multiply each ingredient by (your serving target / 6). 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 Cheesy Potato and Broccoli Bake 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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