Since 1982. I almost don’t believe that this Tortellini Alfredo Bake even exists… and I ate it. It is fast. Nutrition Facts Serv. Alfredo sauce is actually an emulsion of cream and butter, both of which contain varying amounts of both water and fat, and in many cases, if you bought them from a supermarket rather than a farm, also a fair amount of emulsifiers. Cook the fettuccine and immediately toss with the sauce and grated parmigiano cheese. He has tried making it all sorts of ways...He's varied the liquid (half and half versus whole milk), the temperature (high versus low heat), and the cheese quality (grated parm from Sam's versus other brands of grated parm). A stew is not a stew unless it includes....? It only takes a minute to sign up. Nutrition Facts. Melt butter in a medium saucepan over medium low heat. If you want to lighten the alfredo sauce to reduce fat and calories, we highly recommend substituting evaporated milk for the whipping cream. Curdled milk sounds bad to most people but it actually is the first step in making cheese. To subscribe to this RSS feed, copy and paste this URL into your RSS reader. Here's what I did based on other reviews: used 1 tsp minced garlic with the butter, only used about 1 1/3 cups milk and 4 oz. Price.