tomato sauce

Ingredients

• Servings: 4
• 1 tablespoon butter
• 1 tablespoon olive oil
• 1 onion, chopped
• 1 (28 ounce) can canned peeled and diced tomatoes
• 1 cup heavy whipping cream
• 1/4 cup
• 1/4 teaspoon crushed red pepper flakes
• salt and pepper to taste
• 1 pound penne pasta
• 2 tablespoons grated parmesan cheese

Recipe

• in a large skillet over medium heat, melt better with oil; add onion and saute for 8 minutes or until transparent.
• add tomatoes and cook for 25 minutes or until almost no liquid remains in skillet; stir frequently.
• increase heat and add cream, and red pepper flakes; boil for 2 minutes or until thickened to sauce consistency. season to taste with salt and pepper.
• bring a large pot of lightly salted water to a boil. add penne and cook for 8 to 10 minutes or until al dente; drain and transfer to a large bowl.
• bring sauce to a simmer and pour over pasta; toss to coat. sprinkle with parmesan cheese; serve.