Heat olive oil in a large pot over the camp stove. Add chopped onion and bell pepper, and sauté until softened.

Add minced garlic and ground beef (or turkey) to the pot. Cook until the meat is browned.

Stir in the diced tomatoes, vegetable broth, Italian seasoning, salt, and pepper. Bring to a boil.

Add pasta to the boiling mixture and cook according to package instructions until al dente.

Serve hot, topped with optional cheese, sour cream, and green onions as desired.