Cheesy Potato and Broccoli Bake

By , Test Kitchen Director · 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

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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.

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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