Savory Egg and Cheese Baked Frittata with Spinach

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

A protein-packed breakfast casserole with wilted spinach, melted cheese, and a golden crust, perfect for meal prep. This american-inspired breakfast (keto) ready in about 45 minutes combines large eggs, shredded cheddar cheese, fresh spinach into a breakfast that fuels the morning without the midday crash — make-ahead-friendly and balanced enough to anchor the first meal of the day. Each serving lands at about 197 calories and feeds 4, so it sits comfortably in a weekly breakfast rotation alongside fruit, yogurt, or coffee. 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.

★ 4.6 (10 ratings) Prep: 15 min Cook: 30 min Serves 4 American cuisine 197 cal/serving
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Ingredients

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Instructions

  1. Step 1: Preheat oven to 375°F (190°C). Grease a 9-inch pie dish with 1/2 tbsp olive oil and set aside.
  2. Step 2: In a large bowl, whisk together 6 large eggs until well combined. Stir in 1/2 cup shredded cheddar cheese, 1 cup chopped fresh spinach, and 2 slices cooked bacon crumbles.
  3. Step 3: Pour the egg mixture into the greased pie dish. Sprinkle the remaining 1/2 tbsp olive oil over the top and season with salt and black pepper to taste.
  4. Step 4: Bake in the preheated oven for 25-30 minutes, or until the center is set and the top is golden brown, checking at 25 minutes with a toothpick.

Frequently asked questions

How long does Savory Egg and Cheese Baked Frittata with Spinach take to make?

Total time is about 45 minutes (15 min prep + 30 min cook). Most home cooks find this fits comfortably into a busy morning; prep components the night before to save active time.

How do I store leftover Savory Egg and Cheese Baked Frittata with Spinach?

Cool to room temperature within 2 hours, then store in an airtight container in the fridge for up to 4 days. Reheat in the microwave or oven; egg- or grain-based items may need a splash of milk or water to refresh texture. Cold-served items (overnight oats, smoothies) keep 2–3 days in the fridge.

Can I substitute ingredients in Savory Egg and Cheese Baked Frittata with Spinach?

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 Savory Egg and Cheese Baked Frittata with Spinach 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.

Is Savory Egg and Cheese Baked Frittata with Spinach keto?

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

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