Marinara sauce is one of those things I usually just buy at the store. But I don't mind putting in a little extra effort every now and then for a delicious bowl of pasta. I decided to test three ...
In a large skillet, bring the marinara sauce, mushrooms, olives, tomatoes, Italian seasoning and pepper flakes to a low boil. Simmer while cooking sausage. Heat 1 tablespoon olive oil over medium ...