Cook both in a large skillet with the olive oil over medium low heat until softened and transparent about 5 minutes. Add the diced tomatoes with juices, oregano, basil, red pepper flakes, salt, and some freshly cracked pepper to the skillet with the onions and garlic. Stir to combine. Add the tomato paste and a 12 cup of water to the skillet and stir until the tomato paste is dissolved into the sauce. Turn the heat down to low. Cut the cream cheese into a few pieces and then add them to the skillet with the tomato sauce. Use a whisk to stir the sauce until the cream cheese has fully melted in and the sauce is creamy. Add half of the Parmesan to the skillet and whisk until it is melted in. Add the remainder of the parmesan and whisk until melted in again. Add the fresh spinach and gently stir it into the sauce until it has wilted 3 5 minutes. Add the pasta and stir until it is well coated in the creamy tomato sauce. The Best Chicken Spinach Alfredo Pasta Recipes on Yummly Chicken And Spinach Alfredo Lasagna, Creamy Chicken Pasta Florentine, Chicken Lasagna Alfredo. Taste and adjust the salt and pepper as needed. Serve warm. See This Recipe in Action Step by Step Photos. Start by bringing a large pot of water to a boil so that the pasta can cook while you prepare the sauce. Dice the onion and mince the garlic. Cook them both in a skillet with the olive oil over medium low heat until they are soft and transparent. Once the onions have softened, add the can of diced tomatoes with the juices, dried oregano, dried basil, red pepper flakes, salt, and some freshly cracked pepper, then stir it all together. I wanted it a little saucier so I also added 2 Tbsp of tomato paste and about 12 cup of water. This is what it looked like afteradding the tomato paste and water. I have to pause for a second to tell you a crazy story. This is the second can opener in the past month that has spontaneously stopped working. It works one day and then the next thing I know the gears suddenly dont match up, it wont clamp on the can correctly, and when it finally does start to cut, it cuts through the side rather than the top of the can. I broke a sweat opening this can of tomato paste and finally had to use a fork to pry it open just enough to scoop some out. Weird, right Hopefully the third can opener will be a winner. Anyway, at some point the water will be boiling, so you can add the pasta and let that cook while you finish the sauce. Turn the heat under the skillet down to low. Cut the cream cheese into a few chunks and then add it to the skillet with the sauce. Use a whisk to stir it in as it meltsIt will look kind of chunky or grainy at first, but just keep stirringEventually it will begin to melt in and get all creamy and delicious. Once the cream cheese is melted in, add about half of the Parmesan and stir it until it is melted in. Add the second half and stir until melted in again. Strawberry Trifle Recipe there. Add the fresh spinachAnd gently stir it in until it has wilted. This can get kinda messy, so stir gently so that the spinach doesnt fly out of the skillet. Finally, add the cooked and DRAINED pasta. You can use any shape, but I like a tubular pasta the best because the sauce gets all up inside those holes and makes it SO good. My next choice would have been bow tie pasta.