2  tablespoons olive oil
1  large onion, chopped
1  carrot, sliced
1/2 green bell pepper, chopped
2  cloves garlic
1/4  teaspoon crushed red pepper flakes
2  (15-1/2 ounce) cans Great Northern beans, rinsed and drained
1  (151/2 ounce) can small, red beans, rinsed and drained
2  (14-1/2 ounce) cans chopped tomatoes, undrained
3  (14-1/2 ounce) cans ready to serve beef broth
1-1/2  teaspoons Italian seasoning
Salt and pepper to taste
Optional Garnish: Parmesan cheese and chopped fresh basil

1. Heat oil in a large, heavy pot. Add onion, carrot, green pepper, garlic and pepper flakes. Sauté for a few minutes until vegetables are softened.
2. Add beans, tomatoes, broth and Italian seasoning. Simmer, uncovered, about 20 minutes. Season to taste with salt and pepper. Serve with grated Parmesan cheese and chopped fresh basil.