Keto Chicken Spinach Alfredo with Parmesan Cream Sauce
This keto chicken spinach Alfredo delivers all the comfort of a classic pasta dish without the carbs. Chicken breast is pan-seared in butter, coated in a creamy Alfredo sauce made from cream, butter and Parmesan, and served with fresh spinach. Each serving has just 4 g net carbs alongside 42 g protein and 45 g fat, and the whole dish is ready in 20 minutes.
Key facts at a glance
- Prep and cook time: approx. 20 minutes for a creamy skillet meal without pasta.
- Approx. 4 g net carbs and 45 g fat per serving.
- Ingredients: chicken breast, cream, butter, Parmesan, fresh spinach, garlic.
- A filling keto dinner that tastes like Alfredo, just without the noodles.
Ingredients
One serving is designed as a substantial keto dinner; the creamy sauce makes an additional side optional.
| Amount | Ingredient | Note | ||
|---|---|---|---|---|
| Chicken breast | - | |||
| Heavy cream (30% fat) | - | |||
| Butter | - | |||
| Parmesan | freshly grated | |||
| freshly grated | ||||
| Fresh spinach | - | |||
| Garlic clove | - | |||
| Salt | to taste | |||
| to taste | ||||
| Pepper | to taste | |||
| to taste | ||||
| Nutmeg | to taste | |||
| to taste | ||||
Preparation
Sear the chicken breast in butter for 5 minutes per side, then set aside. In the same pan, sweat the garlic, stir in cream and Parmesan and let the sauce thicken. Fold in the spinach, return the chicken to the pan and serve in the sauce.
Why chicken Alfredo works on keto
A classic Alfredo with fettuccine puts around 50 g of carbs on the plate per serving, almost all of them from the pasta. Without noodles, the sauce itself contains only traces of carbs: cream has approx. 3 g per 100 ml, and Parmesan less than 1 g per 30 g. Chicken breast adds approx. 23 g of protein per 100 g, while the butter and cream bring the fat content up to keto levels. Fresh spinach contributes practically no carbs at approx. 1.4 g net carbs per 100 g, but plenty of iron and magnesium. The result: 4 g net carbs, 45 g fat and 42 g protein, an ideal keto macro profile for a creamy dinner.
Source: FDDB – Nutrition info for cream 30% , USDA FoodData Central – Spinach, raw
Is cream keto-friendly?
Heavy cream with 30% fat contains approx. 3 g of carbs and 30 g of fat per 100 ml. A serving of Alfredo sauce (80 ml) therefore comes in at roughly 2.4 g net carbs and 24 g fat. That makes cream one of the best ingredients for creamy keto sauces. Skip reduced-fat versions, which often contain more sugar.
Spinach as a keto vegetable
Fresh spinach has just approx. 1.4 g net carbs per 100 g and provides magnesium and iron at the same time. It wilts down dramatically when heated: 60 g of fresh spinach shrinks to a small side. That means a lot of nutrients with minimal carb impact, perfect as a vegetable in keto sauces.
How do I serve and vary chicken Alfredo?
Serve it straight from the pan in a deep plate and spoon the sauce generously over the chicken. In practice, the dish tastes especially good when the Parmesan is freshly grated. Pre-grated Parmesan often contains anti-caking agents that hurt its melting behaviour. Roasted broccoli or a green salad make a great side.
Meal prep and taking it to go
The Alfredo sauce thickens as it cools. When reheating, add a splash of cream or water and stir over medium heat until it turns creamy again. Chicken and sauce keep together in the fridge for 2 days. Spinach is best added fresh.
Variation without Parmesan
Aged Gruyere or Pecorino work as substitutes with similar melting behaviour. For a milder sauce you can also use young Gouda. Carbs stay below 1 g per 30 g for all hard cheeses.
What tips help with chicken Alfredo?
- Pound the chicken breast to approx. 1.5 cm thickness so it cooks evenly and does not dry out in the sauce.
- Sweat the garlic in hot butter for only 30 seconds; do not brown it or it will turn bitter.
- Stir in the cream over medium heat and let it reduce slowly. Too much heat will cause the sauce to break.
- Take the pan off the heat before stirring in the Parmesan so it melts evenly without clumping.
- Add the spinach at the very end; it needs only 1 minute and wilts quickly.
Nutrition values
| Nutrient | Per 100 g | Per serving | Keto perspective |
|---|---|---|---|
| Calories | approx. 168 kcal | approx. 590 kcal | Substantial main meal; energy from cream, butter and Parmesan. |
| Substantial main meal; energy from cream, butter and Parmesan. | |||
| Fat | approx. 12.8 g | approx. 45 g | Mostly from cream, butter and Parmesan; high share of saturated fats. |
| Mostly from cream, butter and Parmesan; high share of saturated fats. | |||
| Net carbs | approx. 1.1 g | approx. 4 g | Very low; traces from cream, garlic and spinach. |
| Very low; traces from cream, garlic and spinach. | |||
| Sugar | approx. 0.7 g | approx. 2.5 g | Natural lactose from cream; no added sugar. |
| Natural lactose from cream; no added sugar. | |||
| Protein | approx. 12.0 g | approx. 42 g | High protein content from chicken breast and Parmesan. |
| High protein content from chicken breast and Parmesan. | |||
| Salt | approx. 0.4 g | approx. 1.3 g | Moderate; from Parmesan and seasoning. |
| Moderate; from Parmesan and seasoning. | |||
Note: Nutrition values are estimated averages per 100 g and per serving and may vary depending on ingredients, brands, portion size, and preparation. They do not replace individual nutrition or medical advice.
FAQ
Is Alfredo sauce keto-friendly?
Yes. A classic Alfredo sauce made from butter, cream and Parmesan has just approx. 2.5 g of net carbs per serving. The carbs come from the natural lactose in the cream. It is only the pasta that usually makes Alfredo unsuitable for keto.
Can I use a substitute for cream?
Full-fat coconut milk works as a dairy-free alternative, but it changes the flavour. Cream cheese thinned with a little water also yields a creamy sauce. Reduced-fat cream or milk is best avoided on keto.
Does this dish support weight loss?
At 590 kcal it is a substantial meal. However, the high protein and fat content keeps you full for a long time, which cuts down on snacking. If you want to reduce calories, you can cut the cream to 50 ml and the butter to 10 g.
Can I use frozen spinach instead of fresh?
Yes, frozen spinach works well. Thaw it first and squeeze it out thoroughly so excess liquid does not water down the sauce. The nutritional values are virtually identical. Approx. 50 g of thawed spinach replaces 60 g of fresh.