Heat the olive oil in a deep skillet set over medium heat until shimmering.
1 tablespoon olive oil
Add the sausage, garlic, Italian seasoning, dried basil, salt, and pepper. Crumble the sausage and cook for 6-8 minutes or until cooked through.
19 ounces Italian sausage, 3 cloves garlic, 1 teaspoon Italian seasoning, 1 teaspoon dried basil, ½ teaspoon kosher salt, ½ teaspoon ground black pepper
Use a slotted spoon to transfer the sausage mixture to a clean bowl. Set aside.
Carefully wipe out the pan with a paper towel. Add the chicken broth and tomato sauce. Bring to a boil.
2½ cups low-sodium chicken broth, ¾ cup tomato sauce
Add the pasta and cook for 10-12 minutes, until tender.
8 ounces dry penne pasta
Remove the pan from the heat. Leave about 3 tablespoons of liquid in the pan, discard the rest.
Stir in the mascarpone until melted.
8 ounces mascarpone cheese
Add the fresh basil and cooked sausage mixture back to the pan. Mix well. Serve with fresh basil and toasted baguette slices.
2 tablespoons chopped fresh basil