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Vegetarian

Mediterranean Stuffed Bell Peppers with Quinoa and Feta

By Powerproteinplates Editorial TeamPublished Mar 29, 2026 | Updated Jul 22, 2026
Mediterranean 50 mins high-proteinmuscle-buildingfitness-friendlygluten-freemeal-prep-friendlyeasy-recipesbalancedwhole-foodskid-friendly

Enjoy this Mediterranean stuffed bell peppers recipe featuring high-protein quinoa and creamy feta combined with fresh vegetables for a delicious, balanced, gluten-free meal ideal for fitness enthusiasts, muscle building, and easy meal prep.

Mediterranean Stuffed Bell Peppers with Quinoa and Feta
Prep 15 min
Cook 35 min
Total 50 min
Servings 4
Difficulty easy
Cuisine Mediterranean

Recipe Details

Prep15 min
Cook35 min
Total50 min
Servings4
Difficultyeasy
CuisineMediterranean
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Ingredients

Servings 4
  • 4 large bell peppers (any color), tops sliced off and seeds removed
  • 1 cup quinoa, rinsed thoroughly
  • 2 cups low-sodium vegetable broth
  • 1 cup cherry tomatoes, quartered
  • 1/2 cup cucumber, diced
  • 1/3 cup Kalamata olives, pitted and sliced
  • 1/4 cup red onion, finely chopped
  • 3/4 cup crumbled feta cheese
  • 2 tablespoons fresh parsley, chopped
  • 2 tablespoons fresh mint, chopped
  • 2 tablespoons extra virgin olive oil
  • 2 cloves garlic, minced
  • 1 teaspoon dried oregano
  • Salt and freshly ground black pepper, to taste
  • Juice of 1 lemon
Powerproteinplates Mediterranean Stuffed Bell Peppers with Quinoa and Feta ingredients image
Powerproteinplates Mediterranean Stuffed Bell Peppers with Quinoa and Feta ingredients image

Instructions

  1. Preheat your oven to 375°F (190°C).
  2. In a medium saucepan, combine the rinsed quinoa and low-sodium vegetable broth. Bring to a boil over medium-high heat.
  3. Reduce the heat to low, cover, and simmer for 15 minutes or until quinoa is tender and liquid is absorbed.
  4. Remove from heat and fluff quinoa with a fork; allow to cool slightly.
  5. Meanwhile, prepare the bell peppers by cutting off tops and removing seeds and membranes. Set aside.
  6. In a large bowl, mix cooked quinoa, cherry tomatoes, diced cucumber, Kalamata olives, red onion, crumbled feta, parsley, mint, minced garlic, and dried oregano.
  7. Add olive oil, lemon juice, salt, and pepper; stir gently to combine evenly.
  8. Stuff each bell pepper with the quinoa mixture, packing lightly to fill.
  9. Place stuffed peppers upright in a baking dish; trim bottoms if needed for stability.
  10. Cover baking dish with foil and bake for 25 minutes.
  11. Remove foil and bake an additional 10 minutes until peppers are tender and tops lightly golden.
  12. Take out of oven; let cool 5 minutes before serving.
  13. Optionally garnish with extra parsley or mint. Serve warm or at room temperature.
Powerproteinplates Mediterranean Stuffed Bell Peppers with Quinoa and Feta process and serving image
Powerproteinplates Mediterranean Stuffed Bell Peppers with Quinoa and Feta process and serving image

Tips

Protein Highlight

quinoa gives this vegetarian recipe its main protein focus, while supporting ingredients add texture, fiber, or slow-burning carbohydrates. Keep the protein portion clear on the plate instead of letting sauces, toppings, or starches become the bulk of the meal.

Goal Fit

This recipe fits meal prep, active-week eating, and balanced family meals because it combines familiar ingredients with a fitness-friendly structure. Use it when you want a practical option that can support recovery, satiety, or steady energy without turning the meal into a supplement-style dish.

Protein Density

To keep the protein density strong, measure calorie-dense extras and add more quinoa or a compatible high-protein side before increasing the starch or sauce. If you scale the recipe, preserve the ratio between the protein base and the vegetables, grains, or toppings.

Frequently Asked Questions

Can I meal prep Mediterranean Stuffed Bell Peppers with Quinoa and Feta?
Yes. Portion it into airtight containers and keep toppings, sauces, or crunchy finishes separate when that will protect the texture.
How can I increase the protein?
Add a little more quinoa or pair the recipe with a compatible high-protein side such as Greek yogurt, eggs, tofu, beans, or lean meat depending on the recipe style.
Can I make it lighter?
Use measured oil, lighter dairy or sauce options, and a larger vegetable portion while keeping the main protein amount steady.
What should I watch when swapping ingredients?
Keep moisture, salt, and cooking time in mind because high-protein swaps can dry out or firm up faster than the original ingredient.

Ingredient Replacements

  • large bell peppers , tops sliced off and seeds removed: Use the closest lean protein or high-protein base that fits the recipe format, and keep the portion similar so the texture and protein balance stay intact.
  • quinoa, rinsed thoroughly: Swap with a similar cooked grain, vegetable, dairy item, or pantry ingredient when needed, adjusting liquid or cooking time if the replacement is wetter or drier.
  • low-sodium vegetable broth: Use a related spice, herb, sauce, or aromatic if this ingredient is unavailable, then taste before adding extra salt or heat.
  • Gluten-free option: Choose certified gluten-free grains, crumbs, sauces, and pantry items when cross-contact matters.
  • Dairy-free option: Replace yogurt, cheese, kefir, or milk-based ingredients with unsweetened high-protein dairy-free alternatives when they fit the recipe.
  • Calorie adjustment: Keep oils, sweeteners, nuts, cheese, and creamy sauces measured so the recipe stays aligned with a protein-forward plate.

Storage

Cool Mediterranean Stuffed Bell Peppers with Quinoa and Feta before storing, refrigerate in airtight containers for up to 4 days, keep crisp toppings or fresh garnishes separate when useful, freeze only if the main ingredients tolerate thawing well, and reheat gently with a splash of liquid or a short oven, skillet, microwave, or air-fryer warm-up that matches the recipe texture.

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