Prepare bell peppers by cutting stems and removing the seeds and membrane. Coat each pepper with olive oil and place them on a baking sheet.
Bake the peppers in a preheated oven at 425F for 15 minutes.
Sauté beef and onions in a large skillet over med-high heat. Cook until beef is half way cooked.
Add cauliflower, tomato paste, minced garlic, salt, black pepper, and aleppo pepper to the beef mixture. Stir and continue cooking until beef is blackened. Turn stove off.
Chop green onions, cilantro, and dill until fine, set 1/4th aside, then add the rest of the herbs into the beef mixture.
Remove peppers from the oven. Fill the peppers with the beef mixture and put them back on the baking sheet.
Optional: Sprinkle mozzarella cheese on top
Pop the baking sheet back in the preheated oven at 400F for 15 minutes.
Remove from oven and garnish with the remaining fresh herbs.
Serve and Enjoy.