Cheesy Spinach and Feta Egg Muffins

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

Individual protein-packed muffins loaded with spinach, feta, and herbs for a quick, portable keto breakfast. This mediterranean-inspired keto (high-protein) ready in about 32 minutes pairs large eggs, fresh spinach, feta cheese for a weeknight-friendly dinner that comes together with one pan and minimal cleanup. Each serving lands at about 175 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: 10 min Cook: 22 min Serves 6 Mediterranean cuisine 175 cal/serving
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Ingredients

Instructions

  1. Step 1: Preheat oven to 350°F. Grease a standard muffin tin with olive oil.
  2. Step 2: Whisk 6 eggs in a bowl with 1/2 tsp garlic powder, 1/4 tsp dried oregano, and 1/4 tsp salt until well combined.
  3. Step 3: Sauté spinach in 1/2 tbsp olive oil over medium heat for 2 minutes until wilted, then stir into egg mixture.
  4. Step 4: Divide mixture evenly into muffin cups (about 1/4 cup each), then top each with 1 tbsp crumbled feta.
  5. Step 5: Bake for 20-22 minutes until edges are golden and centers set when gently pressed.

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Frequently asked questions

How long does Cheesy Spinach and Feta Egg Muffins take to make?

Total time is about 32 minutes (10 min prep + 22 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 Spinach and Feta Egg Muffins?

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 large eggs from drying out.

Can I substitute ingredients in Cheesy Spinach and Feta Egg Muffins?

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 Spinach and Feta Egg Muffins 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 Spinach and Feta Egg Muffins high-protein?

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

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