Cheesy Vegetable Egg Bake

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

A hearty breakfast casserole with spinach, mushrooms, and cheddar, baked until golden and set. This american-inspired keto ready in about 55 minutes pairs Eggs, Heavy cream, Shredded cheddar cheese for a weeknight-friendly dinner that comes together with one pan and minimal cleanup. Each serving lands at about 380 calories and feeds 4, so it slots cleanly into a low-carb week and pairs well with cauliflower rice or roasted green vegetables. 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.

★ 4.3 (12 ratings) Prep: 20 min Cook: 35 min Serves 4 American cuisine 380 cal/serving
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Ingredients

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Instructions

  1. Step 1: Preheat oven to 375°F. Lightly grease an 8x8-inch baking dish.
  2. Step 2: Heat 1 tbsp olive oil in a skillet over medium heat. Cook 1/4 cup finely diced onion for 3 minutes until softened, then add 1/2 cup sliced mushrooms and cook 5 minutes until tender.
  3. Step 3: Stir in 1 cup chopped fresh spinach until wilted, then remove from heat and let cool slightly.
  4. Step 4: Whisk 6 large eggs, 1/4 cup heavy cream, 1/4 tsp salt, and 1/4 tsp black pepper in a bowl. Stir in cooled vegetable mixture and 1/2 cup shredded cheddar cheese.
  5. Step 5: Pour into prepared dish and bake 30-35 minutes until center is set and top is lightly golden.

Frequently asked questions

How long does Cheesy Vegetable Egg Bake 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 Cheesy Vegetable Egg 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 eggs from drying out.

Can I substitute ingredients in Cheesy Vegetable Egg 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 Vegetable Egg Bake for a different number of people?

The recipe is written for 4 servings. Multiply each ingredient by (your serving target / 4). 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.

What goes well with Cheesy Vegetable Egg Bake?

American keto like this pair well with a low-carb side — cauliflower rice, roasted broccoli or asparagus, or a leafy salad with olive oil and parmesan. Rice, couscous and bread would blow the carb budget this recipe is built around. Tap "Plan a meal with the AI" to get specific side suggestions.

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