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Red Pepper and Spinach Frittata

A fluffy baked egg frittata folded with sauteed red bell pepper, onion, garlic, and wilted baby spinach, enriched with coconut milk and ghee, sliced into wedges and finished with cool avocado slices.

By Camille McLaughlin, RDN, LD, registered dietitian nutritionist

Built forPaleoLunch
Also fits High-Protein Keto Low-Carb Whole30
Eggs set slowly and stay custardy through the middle, ghee and coconut milk keeping the whole thing tender rather than rubbery. Red pepper and onion sweeten in the pan first, spinach disappears into dark green ribbons, and cool avocado slices go over each warm wedge just before it reaches the table.
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Why You'll Love This Recipe

This is a hearty, protein-rich baked egg dish built for a make-ahead lunch you can slice and grab through the week. It suits anyone who wants a satisfying midday meal without grains or dairy milk, and it works equally well for people cooking for one who reheat wedges over several days or for a household that shares it at the table. Because it bakes in a single pan and holds up in the fridge, it is a practical answer to the question of what to eat when you do not want a sandwich.

What goes into the pan first decides the rest. Sauteing the onion, pepper, and garlic first draws out their sweetness and softens them so they are tender inside the finished eggs, and wilting the spinach in the same pan drives off its water so the custard sets firm rather than weeping. Whisking coconut milk into the eggs adds a little fat and richness that keeps the texture soft and tender, and baking rather than frying lets the whole thing puff evenly and cook gently from all sides. The ghee carries flavor and keeps the eggs from sticking.

Protein and fat from the eggs, the richness of ghee and coconut milk, and fresh avocado on top that adds a creamy, cool contrast to the warm eggs. The red pepper brings color and a mild sweetness, the spinach folds in an earthy green note and volume, and the garlic and onion give it a savory backbone. It eats like a real meal, not a snack, and it keeps you full without leaning on bread or a side of starch.

A golden egg frittata studded with red pepper and green spinach, cut into wedges. Save
Prep: 10 minsCook: 25 minsTotal: 35 minsMakes: 4 servingsServing: 1 wedge with avocado slices

Ingredients

Serves4Amounts change with the number. The nutrition panel is per serving, so it stays the same.
  • 12 large eggs
  • 1 large red bell pepper, diced
  • 4 cups baby spinach
  • 1 avocado, sliced (to serve)
  • 1/2 medium onion, diced
  • 3 tbsp ghee
  • 1/4 cup canned coconut milk
  • 3 cloves garlic, minced
  • 1/2 tsp salt

Instructions

  1. Preheat the oven: Preheat the oven to 375°F (190°C) and position a rack in the center. Make sure your skillet is oven-safe (cast iron or an all-metal ovenproof pan works well); if the handle is plastic or wood, it cannot go in the oven.
  2. Prep the vegetables: Dice the onion and the red bell pepper into small, even pieces, and mince the garlic. Rinse the baby spinach and pat it dry so it does not add extra water to the eggs.
  3. Saute the vegetables: Melt the ghee in the oven-safe skillet over medium heat. Add the onion and red bell pepper and cook, stirring now and then, until they soften and the onion turns translucent, about 5 to 7 minutes. Add the minced garlic and cook until fragrant, about 30 seconds, so it does not scorch and turn bitter.
  4. Wilt the spinach: Add the baby spinach a handful at a time, stirring until each addition collapses before adding more. Cook just until fully wilted and any released liquid has cooked off, about 2 minutes. Spread the vegetables into an even layer across the bottom of the pan.
  5. Whisk and add the eggs: Crack the eggs into a bowl, add the coconut milk and salt, and whisk until the yolks and whites are fully blended and slightly frothy. Pour the egg mixture evenly over the vegetables in the skillet and give the pan a gentle shake to settle everything.
  6. Bake until set: Transfer the skillet to the oven and bake until the frittata is set in the center and puffed at the surface, about 20 minutes. It is done when the center no longer jiggles when you nudge the pan and a knife inserted in the middle comes out clean.
  7. Rest, slice, and serve: Let the frittata rest for about 5 minutes so it firms up and releases cleanly from the pan. While it rests, halve, pit, and slice the avocado. Slice the frittata into wedges and top each with avocado slices.
Nutrition Facts
4 servings per recipe
Serving size1 wedge with avocado slices
Calories429
% Daily Value*
Total Fat 34g43%
Saturated Fat 15g75%
Trans Fat 0g
Cholesterol 585mg195%
Sodium 535mg23%
Total Carbohydrate 10g4%
Dietary Fiber 5g16%
Total Sugars 4g
Includes 0g Added Sugars 0%
Protein 21g
Vitamin D 3.0mcg15%
Calcium 131mg10%
Iron 4.2mg23%
Potassium 702mg15%
* Percent Daily Values are based on a 2,000 calorie diet. Values are computed from USDA FoodData Central and are estimates. Per serving (1 wedge with avocado slices).

Variations

  • Smoky mushroom: Add sliced cremini or button mushrooms to the pan with the onion and pepper and cook until their liquid evaporates and they brown, then proceed as written for a deeper, earthier flavor.
  • Herb-forward: Stir chopped fresh basil, dill, or chives into the eggs before pouring them over the vegetables for a brighter, garden note. Fresh herbs also make a nice garnish over the avocado.
  • Spicy kick: Add a diced jalapeno or a pinch of red pepper flakes with the garlic, or finish the wedges with a dash of hot sauce, for gentle heat against the rich eggs.
  • Extra green: Fold in sliced zucchini or chopped kale along with the spinach, cooking until tender and any moisture has cooked off, to work more vegetables into each wedge.
  • Savory breakfast sausage: Brown crumbled ground pork or a plain sausage in the pan first, remove it, cook the vegetables, then return it before adding the eggs. This adds meat and makes the dish heartier.

Storage & Leftovers

Keep leftover wedges in an airtight container in the refrigerator for up to four days. Let the frittata cool to room temperature before sealing it up so condensation does not build inside the container and make the eggs watery. Store the avocado separately and slice it fresh when you serve, since cut avocado browns quickly.

To reheat, warm a wedge in a 325°F (163°C) oven or a toaster oven for about 8 to 10 minutes, which keeps the eggs tender and the surface from turning rubbery. A microwave leaves the underside of the wedge damp, so set it on a paper towel and drop to half power. Stop while the center is still barely warm and let it sit a moment before you eat.

For make-ahead, bake the whole frittata a day or two before you need it, cool it fully, and refrigerate it whole or pre-sliced into wedges. Sliced wedges are easy to pack into individual containers for grab-and-go lunches, and the flavor is just as good cold if you are short on time to reheat.

Notes & Tips

A few notes from my kitchen to help this frittata come out tender and clean every time.
  • Use a well-seasoned pan: A well-seasoned cast iron or a good nonstick oven-safe skillet is your best insurance against sticking. If your pan tends to grab, run a spatula around the edge right after the rest so the wedges lift out whole.
  • Dry your spinach: Excess water is the enemy of a firm frittata. Pat the rinsed spinach dry and cook it until any liquid it releases has evaporated before the eggs go in, or the center can turn soupy.
  • Know when it is set: The surface should look puffed and dry and the center should not jiggle when you nudge the pan. A knife slid into the middle comes out clean. Pull it before the edges brown hard, since eggs keep cooking from residual heat.
  • Pick a ripe avocado: Choose an avocado that yields to gentle pressure but is not mushy. Slice it only when you are ready to serve, since it browns fast; a squeeze of lemon or lime over the slices slows that if you are packing lunches.
  • Coconut milk swap: Shake or stir the canned coconut milk well before measuring so the thick cream and thin liquid are blended. It adds richness without dairy and its flavor stays in the background here.
  • Season to taste: Eggs are forgiving but bland if under-seasoned. Taste the sauteed vegetables before adding the eggs and adjust the salt then, and finish the wedges with a crack of black pepper if you like.

Nutrition & Mindful Eating

A splash of coconut milk whisked into the eggs and ghee in the pan are what make this frittata soft-set and pale gold, with sweet red pepper and spinach running all the way through it.
  • Coconut milk in the eggs and ghee in the pan are what keep this frittata tender, and the pepper and spinach are folded through the whole thing so that every wedge has some of each.
  • Ghee takes the vegetables to a deep brown and leaves a faintly nutty, toasted-butter flavor behind, and the fat it contributes is what carries vitamins A, D, E and K out of the spinach and pepper and into you.
  • Red bell pepper cooked soft in the pan goes sweet and almost jammy, streaking the eggs with color, and it is unusually rich in vitamin C for something that tastes this sweet.
  • Baby spinach wilts into the eggs in seconds and turns a dark green that shows through every slice, carrying folate and vitamin K in a form that all but disappears into the texture.
  • Avocado slices go on at the table and stay raw, and between the fat they bring and the protein in the eggs, a wedge of this holds you well past the middle of the afternoon.
  • As you eat, take in the toasted-butter smell of the ghee and the way the eggs give under the fork, and slow down enough that lunch feels like a break rather than a refuel.

Frequently Asked Questions

Can I make this frittata ahead for the week?

Yes. Bake it, cool it fully, and refrigerate it whole or pre-sliced into wedges for up to four days. It reheats well in a low oven and is also good cold, which makes it an easy grab-and-go lunch. Add the avocado fresh each time you serve.

Why is my frittata watery in the middle?

Usually it is moisture from the spinach or undercooking. Cook the spinach until any liquid it releases has evaporated before adding the eggs, and bake until the center no longer jiggles and a knife comes out clean. Letting it rest a few minutes also firms it up.

Does the coconut milk make it taste like coconut?

No. Used in this small supporting role and whisked into the eggs, the coconut milk mainly adds richness and a tender texture. Its flavor stays in the background against the savory vegetables, garlic, and ghee.

What can I serve alongside it?

A simple green salad, sliced tomatoes, or extra avocado rounds it into a full plate. Because each wedge is already substantial with eggs and vegetables, it needs little more than a fresh, crisp side to balance the richness.