- 1 pound sweet Italian sausage, casings removed
- 1 pound hot Italian sausage, casings removed
- 1/2 pound ground beef
- 1 large onion, finely diced
- 1/4 cup minced garlic, or to taste
- 4 (14.5 ounce) cans diced tomatoes
- 2 (6 ounce) cans tomato paste
- 2 (14 ounce) cans tomato sauce
- 1/2 cup chicken broth
- 1/2 cup Cabernet Sauvignon (or other dry red wine)
- 1 tablespoon dried Italian herb seasoning
- 1/2 cup chopped fresh basil
- 1 teaspoon salt
- 1/2 teaspoon ground black pepper, or to taste
- Heat a large skillet over medium-high heat and stir in Italian sausage, ground beef, onion, and garlic. Cook and stir until the meat is crumbly, evenly browned, and no longer pink, about 15 minutes. Use a potato masher to mash and blend the meat mixture every few minutes. Drain and discard any excess grease.
- Stir in diced tomatoes, tomato paste, tomato sauce, chicken broth, red wine, Italian seasoning, basil, salt, and black pepper.
- Transfer the sauce to a slow cooker and cook on low for 6 to 8 hours.