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These Beef & Quinoa Stuffed Peppers are a high-protein, easy meal prep recipe. Healthy, flavorful, and ready in under an hour.

If you’re looking for a satisfying, high-protein meal that’s also visually stunning, these Beef & Quinoa Stuffed Peppers are perfect. Juicy bell peppers are filled with seasoned beef, protein-packed quinoa, and vibrant vegetables, creating a balanced dish that’s ideal for meal prep.

Not only do they taste amazing, but they also store beautifully, making them one of the easiest high-protein, easy meal prep recipes to enjoy throughout the week.

I first tried stuffed peppers years ago at a friend’s dinner party and was instantly hooked. I wanted to create a version that was both protein-packed and easy to prep ahead of time. By combining lean ground beef with quinoa and colorful vegetables, these peppers became my go-to meal for busy weeks. The aroma filling the kitchen while they bake is unmatched, and opening the fridge to neatly packed peppers always feels like a little victory.

Tips & Kitchen Hacks

Pre-cook quinoa to save time during assembly.
Hollow out peppers carefully so they stay intact while baking.
Season the beef mixture generously — it makes all the difference.
Top with cheese near the end of baking for a golden, melty finish.
Cool before sealing in meal prep containers to prevent condensation.

Why You’ll Love This Recipe

High in protein and fiber
Fully customizable with vegetables and seasonings
Perfect for weekly meal prep
Colorful, nutritious, and filling
Bakes beautifully and stores well

Beef & Quinoa Stuffed Peppers – High Protein Meal Prep

Recipe by Abby MyersCourse: MainCuisine: AmericanDifficulty: Easy

Servings

servings

Prep time

minutes

Cooking time

minutes

Calories

420

kcal

These Beef & Quinoa Stuffed Peppers are a high-protein, easy meal prep recipe. Healthy, flavorful, and ready in under an hour.

Ingredients

Stuffed Pepper Filling:
1 lb lean ground beef
1 cup cooked quinoa
1 small onion, finely chopped
2 cloves garlic, minced
1 cup diced tomatoes (canned or fresh)
1 tsp paprika
1 tsp cumin
1 tsp Italian seasoning
Salt & pepper to taste
1/2 cup shredded cheese (optional)
Peppers:
4 large bell peppers, tops removed and seeds discarded
1 tbsp olive oil

Directions

Preheat the oven to 375°F.
Cook quinoa according to package instructions and set aside.
In a skillet, heat olive oil over medium heat. Sauté onion and garlic until fragrant.
Add ground beef, breaking it apart with a spatula. Cook until browned and fully cooked.
Stir in cooked quinoa, diced tomatoes, and seasonings. Mix thoroughly.
Spoon the beef and quinoa mixture into each hollowed bell pepper, pressing lightly to fill.
Place stuffed peppers upright in a baking dish. Top with shredded cheese if desired.
Cover with foil and bake for 25 minutes, then remove foil and bake for an additional 10 minutes until peppers are tender and cheese is golden.
Let cool slightly before packing into meal prep containers.

Recipe Video

Notes

Video credits to Mona Sorger.

Serving Suggestions / Variations

Swap ground beef for ground turkey or chicken.
Add zucchini, corn, or mushrooms to the filling.
Use quinoa alternatives like brown rice or couscous.
Drizzle with salsa, pesto, or Greek yogurt before serving.

Final Thoughts

These Beef & Quinoa Stuffed Peppers make meal prep feel effortless while keeping you full and energized throughout the week. With vibrant vegetables, protein-rich beef, and nutrient-packed quinoa, this recipe balances taste, health, and convenience. Perfect for busy schedules, they look as amazing as they taste — making your weekly meals something to look forward to.