Italian Chili

Ingredients

• 1 lb bulk Italian sausage
• 2 tablespoons olive oil
• 2 cups onions, diced
• 12 lb pepperoni stick, cubed
• 1 tablespoon garlic, minced
• 1 tablespoon tomato paste
• 12 cup dry red wine
• 2 tablespoons balsamic vinegar
• 2 (28 ounce) cans whole tomatoes
• 1 cup chicken broth
• 1 (14 ounce) can cannellini beans, drained and rinsed
• 1 (14 ounce) can red kidney beans, drained and rinsed
• 1 tablespoon dried Italian seasoning
• salt, to taste
• red pepper flakes, to taste
• 12 cup sour cream, for garnish
• fresh basil, for garnish