Hot and Spicy Chili

Yield: 20 Servings
4 1/4lbGround beef
1/3cVegetable oil
6cOnions; chopped
3cGreen bell peppers; chopped
8cTomatoes; canned, sliced
10 1/2cDark kidney beans; canned, drained
3 1/4cWater
2cChili seasoning mix
3tbDurkee redhot? cayenne pepper sauce
Salt and pepper; to taste
Sour cream; as needed
Cheddar cheese; shredded, as needed