Low Carb Green Bean Casserole Recipe - Lowcarb-ology (2024)

A low carb green bean casserole that is so cheesy, creamy, and rich you won’t miss that holiday classic. It’s the perfect side to your Thanksgiving turkey, Christmas dinner, or New Years celebration. It’s Atkin’s friendly, gluten free, and easy to make. Cream cheese and heavy cream are reduced to form the base for the scrumptious sauce that clings to each green bean . This family favorite is so simple you’ll be making it often. How about for all three holidays meals?

For this recipe you’ll need: 1 cup cooked fresh green bean or one 14-ounces of canned green beans, dried onions, cream cheese, heavy cream, soy sauce, pepper, and shredded mild cheddar cheese.

If you are in a hurry click here to go straight to the low carb green bean casserole.

Table of Contents

Are green beans low carb friendly?

Mmmm…. this keto green bean casserole is so full of rich cheese flavor. It tastes much like the one your mom always made but without the mushroom soup. And that is where all the carbs come from. A cup of cream of mushroom soup has 16 net carbs. The first time you stick your fork through the thick, gooey cheese topping and pull up a big old forkful of saucy fresh green beans you’ll be hooked. And so will everyone at your dinner table. A fresh green bean has no carbs of course.

The perfect side to every holiday table

There are certain dishes that are always on our table during the holidays. This healthy green bean casserole is one of them. I grew up with the same green bean casserole everyone’s mom made in the 1960s. Cream of mushroom soup, green beans, and French’s fried onions. Oh that crispy onion topping, yum.

Am I right?

My mom always brought the green bean casserole to our Thanksgiving dinner and I can’t imagine a holiday meal without it. After she passed away I started making it with a few changes. I started using using fresh green beans instead of canned green beans like my mom did. Also, since I didn’t want all the carbs from the cream of mushroom soup, I made this homemade sauce for this low carb recipe. This turns this green bean casserole recipe into a keto green bean casserole recipe. The first year I ate a low carb diet during Thanksgiving I realized that I wasn’t going to be happy going without that green bean casserole on my plate. That year I totally blew it on Thanksgiving and it took me a couple of weeks to get the carb cravings back under control.

Keto green bean casserole

So I decided to develop my own. This keto green bean casserole with cream cheese is the perfect substitute. The sauce is a combination of heavy cream, cream cheese, and soy sauce that has been simmered with a little dried onion and reduced until it coats a spoon. The fresh green beans are stirred in and simmered some more. Finally, the whole thing is put into a oven proof casserole dish, covered with cheddar cheese and broiled until the cheddar cheese is golden brown and bubbling.

I tried using frozen green beans and for whatever reason, it came out too mushy. I tried chopped up fresh mushroom and that added too much fluid. Sliced mushrooms made it worse. A little minced garlic adds a bit of flavor as does a sprinkle of garlic powder. Try and add a drop or two of worcestershire sauce. Or even a bit of butter to really add some flavor. Oh, and be sure to check the soy sauce to make sure it’s a gluten free kind if it matters to you. Some are and some aren’t. Also if you are watching your sodium intake, try a low sodium soy sauce.

What are the carbs in a green bean casserole?

The traditional green bean casserole usually has a ton of french fried onions which are coated in a breading. That breading is where the carbs come from. For this keto green bean casserole recipe, you can add different toppings if you’d like. Crushed pork rinds, fried onion (no breading), parmesan cheese, crushed parmesan crisps, or crumbled bacon for a crunchy topping.

This keto casserole has tons of cheese richness already with the cream cheese and heavy cream. Sprinkle the top with parmesan cheese or some paprika for color.

Navigation Tip

This keto green bean recipe serves two people but you could certainly make more than enough for the whole family. If you tap the blue number “2” after the “Servings” in the recipe, a slider will appear that you can use to increase the number of servings. The ingredients will automatically change so you don’t have to do any math. I usually make a mistake when I try to do math in recipes lol.

Low Carb Green Bean Casserole Recipe

Here’s that low carb cheesy green bean casserole!

Low Carb Green Bean Casserole Recipe - Lowcarb-ology (4)

Print Pin Recipe

Low Carb Green Bean Casserole Recipe

Creamy and delicious, this low carb green bean casserole is the perfect keto friendly side dish for all of your holiday dinners. So easy you’ll make it often.

Course Dinner, Light Dinner/Lunch

Cuisine American, American – low -carb

Keyword Casserole, green beans

Prep Time 5 minutes minutes

Cook Time 15 minutes minutes

Total Time 20 minutes minutes

Servings 2 servings

Calories 253kcal

Author Marye

Ingredients

  • 1 cup green beans cut and cooked
  • 1/4 cup heavy cream
  • 2 ounces cream cheese
  • 1-1/2 teaspoons dried onions
  • 1 tablespoon gluten free soy sauce
  • 2 twists freshly ground pepper
  • 1-1/2 ounces shredded mild cheddar

Instructions

  • Drain the green beans well and pat dry with paper towels. Too much liquid on the beans will thin the sauce.

  • Place the heavy cream and cream cheese in a pan over medium heat.

  • Whisk until the cream cheese softens and the sauce is smooth.

  • Add the dried onions and soy sauce.

  • Continue to stir until the mixture thickens and coats the back of a spoon.

  • Add the green beans and simmer, stirring often, about 5 minutes.

  • Sauce will be very thick and cling to the green beans. If not continue to simmer and stir.

  • Taste and add pepper as needed.

  • Place the green beans in 2 individual cast iron casseroles OR a small, heat proof dish.

  • Sprinkle with cheese.

  • Broil, watching carefully, until the cheese bubbles and turns golden.

Notes

If you don’t drain the green beans and pat them dry they will add liquid to the sauce and it will be runny.

Nutrition

Calories: 253kcal | Carbohydrates: 6g | Protein: 5g | Fat: 23g | Saturated Fat: 13g | Cholesterol: 79mg | Sodium: 416mg | Potassium: 197mg | Fiber: 4.4g | Sugar: 3g | Vitamin A: 1270IU | Vitamin C: 7.7mg | Calcium: 119mg | Iron: 0.8mg

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Low Carb Green Bean Casserole Recipe - Lowcarb-ology (2024)

FAQs

Can you eat green beans on a low-carb diet? ›

Green beans are another low-carb wonder at just 4 grams of net carbs per cup, says Newlin. Plus, they're perfect for roasting and dipping—and can offer a satisfying crunch. Green beans contain high amounts of vitamins, fiber, folate, minerals and phytonutrients like carotenoids, flavonoids and phenols.

How many carbs are in a green bean casserole? ›

A 1-cup serving of green bean casserole contains 360 calories, 26 grams (g) fat, 10 g saturated fat, 26 g carbohydrates, 2 g fiber, and a whopping 960 mg of sodium, according to data from the U.S. Department of Agriculture (USDA).

How do you thicken green bean casserole? ›

Start making a slurry, a tool for thickening sauces, by whisking a small amount of cornstarch or flour with water or broth. Whisk until there aren't visible lumps. It should be thick but drizzly in consistency. As you constantly stir, add small amounts of the slurry to the filling.

How to keep green bean casserole from getting mushy? ›

Green Bean Casserole Tips

Don't overcook the green beans: Remember when you are blanching the green beans that they will continue to cook and soften while baking in the oven with the rest of the casserole. So it's important to undercook them slightly during this first step so that they don't get mushy in the oven.

What is the lowest carb bean? ›

Highest and Lowest Carb Beans

Among these, black soybeans and green beans have the lowest carbs, potentially making them better for a keto diet. On the other hand, chickpeas, pinto beans, and navy beans have high carbs.

What is the lowest carb green vegetable? ›

What is the lowest carb vegetable? Spinach without a doubt has the least carbs, at 1 net carb per 100-gram serving.

Is green bean casserole better with canned or fresh? ›

this is a great classic Thanksgiving side dish! Are frozen or canned green beans better for green bean casserole? This green bean recipe uses the fresh kind, but frozen are your next best bet. Canned green beans are too mushy and will fall apart, so don't use those if at all possible.

Are canned green beans high in carbs? ›

Green beans (string beans), canned, drained (0.5 cup) contains 2.8g total carbs, 1.5g net carbs, 0.3g fat, 0.7g protein, and 14 calories.

How many net carbs are in 2 cups of green beans? ›

Green beans make a tasty, nutritious side for a variety of dishes. According to the USDA, 1 cup of green beans offers 7 g of total carbs, 4 g of net carbs, 0.2 g of fat, and 2 g of protein.

Why is my green bean casserole bland? ›

The Casserole Is Bland

Another one of the most common green bean casserole mistakes is to choose a recipe that's a bit too simple, which can result in a bland dish.

Why is my green bean casserole so liquidy? ›

Another reason your casserole might be too wet is that you might not have cooked the ingredients long enough on the stovetop first, and during the casserole's time in the oven, the vegetables continued to leach out water.

How many cans are 4 cups of green beans? ›

Notes: ✿ 4 cups of green beans is about 1½ pounds fresh or 16 ounces frozen or 2 cans (15 ounces each) drained.

Should you drain canned green beans before cooking? ›

Doing so can reduce the sodium by 40%. If you don't want to rinse, consider at least draining them first. Draining alone will “reduce the sodium by a third,” says Reinagel. Bottom line: If you're watching your sodium intake for your health, it won't hurt to drain and rinse your can of beans before using them.

Why do my green beans taste rubbery? ›

Undercooked green beans are rubbery; overcooked are mushy. If you are boiling beans, simply begin tasting them after a few minutes. At first you will have a hard time biting through them. As the texture softens, the green beans are closer to being perfectly cooked.

How do you make a casserole less liquidy? ›

Or better yet, avoid them altogether.
  1. Add A Starch. Cornstarch in wooden bowl - NIKCOA/Shutterstock. ...
  2. Experiment With Pasta Or Grains. ...
  3. Take The Lid Off. ...
  4. Drain Fat From Meat. ...
  5. Choose A Dry Or Low-Fat Cheese. ...
  6. Sprinkle Seeds Into Your Bake. ...
  7. Remove Excess Liquid. ...
  8. Leave The Casserole In The Oven A Bit Longer.
Oct 29, 2023

Which vegetables have no carbs? ›

Green leafy vegetables such as spinach, celery, iceberg lettuce, cucumber, and tomatoes contain very few or almost no carbohydrates. The carbohydrate count ranges from 2.97 to 3.89 grams. One cup of raw kale contains 0.9 g of carbohydrates (0% DV), making it a low-carb option.

Which green beans are keto friendly? ›

Green beans and black soybeans are keto-friendly bean options, each containing only 2 grams of net carbs per 1/2-cup (60–90-gram) serving. Some promising keto substitutes for beans include mushrooms, eggplant, avocado, ground meat, and boiled peanuts.

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