I found this at Chaos in the Kitchen. You know, I am still kind of on the fence about bell peppers, but there are certain dishes where they are so delicious. This is just such a dish. Leftovers of this are fantastic!!
1 lb ground beef
½ onion, diced
2 stalks celery, diced
1 lb red, orange, yellow and green bell peppers (about 3 large), diced
2 cloves garlic, minced
1 (14.5 oz) can diced or crushed tomatoes
2 C water or low sodium beef broth
1 tbsp beef base or 1 cube beef bouillon
salt and pepper to taste
about 2-3 C cooked rice (I use brown