Image of Easy Italian Sausage Spaghetti

Easy Italian Sausage Spaghetti

Prep Time: 15 min
Cook Time: 60 min

Ingredients

  • 1 tablespoon olive oil
  • 2 pounds sweet Italian sausage
  • 1 pound fresh mushrooms, sliced
  • 1 onion, chopped
  • 1 green bell pepper, chopped
  • 1 tablespoon minced garlic
  • 2 (28 ounce) cans tomato sauce
  • 2 tomatoes, diced
  • 1 (6 ounce) can tomato paste
  • 1 (6 ounce) can sliced black olives, drained
  • 1 teaspoon dried oregano, or to taste
  • 1 teaspoon dried basil, or to taste
  • salt to taste
  • 1 (16 ounce) package spaghetti, or as needed
  • ¼ cup grated Parmesan cheese, or to taste