1tspcrushed red pepper flakesuse 2 tsp to increase spiciness
4garlic clovesminced
4cupsfresh roma tomatoesdiced
1tbspbalsamic vinegar
1 1/2cupschicken broth
2tbspfresh basilchopped
1/4cupgrated parmesan cheeseoptional
Instructions
Heat 2 tbsp olive oil in a large deep skillet over medium heat. Sauté onions, salt, pepper, and crushed red pepper flakes until onions are soft about 5 minutes. Add garlic and cook for another 2 minutes
Add diced tomatoes, balsamic vinegar, chicken broth, and basil. Reduce heat to low and simmer sauce for 30 minutes
While sauce is simmering, bring a large pot of lightly salted water to a boil. Add pasta and cook until al dente about 10 minutes; drain
Toss pasta thoroughly with sauce until heated through. May serve pasta topped with grated parmesan cheese if desired