Stir the cream and the lemon juice in a 1-quart saucepan over medium heat to blend. Add the butter and stir gently until the butter melts. After the butter has melted, lower the heat to medium-low and whisk constantly until the mixture begins to thicken, about 8 minutes.
Stir in the grated Parmesan cheese and nutmeg, and continue to stir or whisk until the cheese has melted and the sauce has thickened even more, about 3 minutes.
Remove from the heat and toss with cooked pasta or add to cooked chicken or shrimp.Pro Tip: The sauce will continue to thicken as it sits. Taste and add ⅛ teaspoon of salt if necessary.
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Notes
Expert Tips
To reduce the calories in alfredo sauce, you can use half and half for the heavy cream. Although the sauce will be much thinner, the calories will be reduced.
Make sure to continuously stir the sauce, and scrape the bottom and side of the pan.
For this single serving recipe, I use a 1-quart saucepan. For best results, please use a pan of similar size.
Use this alfredo sauce in a variety of different ways. In addition to eating it tossed with pasta, consider also adding the sauce to cooked chicken, shrimp, or on an alfredo pizza.
Don't limit yourself to just using Parmesan cheese for this Alfredo sauce recipe. You can use just about any cheese you like; cheddar, gruyere, Swiss, or gouda are all great additions.