How To Reheat Frozen Beans [4 Easy Methods]

How To Reheat Frozen Beans

Freezing cooked beans is an excellent way to save time and money. Beans take quite a long time to cook; hence they require effort. But by cooking a large batch at once, you can store some in the fridge and reheat a small portion when you want to consume it.

You can reheat beans in a microwave, oven, air fryer, and stovetop. Always remember to thaw your beans 4 to 6 hours before warming so they can heat evenly. Never reheat beans more than once because it loses nutritional value and taste. Ensure to store your leftover beans appropriately to minimize cases of food poisoning.

Before freezing beans, confirm if they are well cooked. If not, they will become mushy when overcooked and rubbery when undercooked. Baked beans can go bad if poorly stored.

1. Reheating Frozen Beans in a Microwave

How To Reheat Frozen Beans

Microwaving is a standard reheating method. Many choose to reheat frozen beans using a microwave because of its variable heat settings, low energy consumption, and ease of use. How do you microwave frozen beans?

  1. Thaw or defrost your beans early enough.
  2. Put the beans in a microwave-safe container and cover it with a lid or plastic wrap. 
  3. Microwave the beans for 1 to 3 minutes at intervals of 30 seconds.
  4. Check if evenly heated; if not, warm it some more.
  5. Remove the beans from the microwave, uncover and let them cool for 3 minutes before serving. 

2. Reheating Frozen Beans in an Oven

Reheating Frozen Beans in an Oven

An oven is convenient for reheated frozen baked beans. You can never go wrong with this method because it is pretty straightforward.

  1. Preheat your oven to 350 degrees Fahrenheit. 
  2. After defrosting the beans, line your oven-safe dish with aluminum foil and put the beans inside. 
  3. Cover the bowl with aluminum foil to help retain heat.
  4. Place the bowl in the oven and heat the beans for 20 minutes. Warm it for 30 to 40 minutes if you did not thaw the beans wholly.
  5. When ready, serve to your preference and enjoy. 

Ensure to stir the beans before and after reheating. Also, you can add a little water to the beans to prevent drying out. 

Also check out our latest blog on How To Reheat Butter Chicken

3. Reheating Frozen Beans in an Air Fryer

Reheating Frozen Beans in an Air Fryer

Air fryers have gradually become popular over the past few years, and if you own one, you know how versatile and functional they are. They are convenient for preparing and reheating food within a short span. To reheat frozen beans using this method:

  1. Preheat the gadget to 350 degrees Fahrenheit.
  2. Place the beans in the air fryer container and drizzle some olive oil to moisten it. You can add some garlic powder or seasoning of your choice. 
  3. Warm the beans for 3 to 4 minutes, then check if they are well heated. 
  4. Serve your crispy beans and get ready to much on the delicacy!

4. Reheating Frozen Beans on a Stovetop

Reheating Frozen Beans

A stove is by far the easiest and most used reheating method. With this method, you can keep an eye on the beans and prevent them from drying out. You can also ensure it is evenly heated by stirring. Here is a detailed procedure:

  1. Thaw your beans overnight or for 4 to 6 hours before warming. Please do not rush the thawing process because the beans might lose shape. 
  2. Put your beans on a saucepan and put them on a stove on medium-low heat.
  3. Add a little water to the pan and stir for a few seconds.
  4. Cover the saucepan and simmer the beans on low heat for about 5 minutes. But if it was not well thawed, you can cook it longer, like 10 minutes or so.
  5. Serve and enjoy!

Frequently Asked Questions

1. How Many Times Can I Reheat Frozen Beans? 

There are no rules restricting how many times you can reheat your beans but if you value your health, try to limit the number of times you reheat food. Preferably, reheat only the portion you will eat and finish. 

2. How Long Do Frozen Beans Last? 

Well-stored frozen beans can last for six months or longer. However, do not store beans for too long because they might be infested with bacteria hence becoming detrimental to your health. 

3. How Can I know If Frozen Beans Have Gone Bad? 

You can gauge if your beans are still good by looking at their appearance and smelling them. It might be challenging to determine this while they are still cold. Hence, it is essential to thaw your beans before going through the hassle of reheating them. Always check the expiration dates of ready-made food before storage. 

4. Can I get Food Poisoning from Frozen Beans? 

If you fail to store or reheat your food appropriately, you can get food poisoning. In any event, ensure to cook your beans well and counter check their condition before reheating. 


Frozen beans are a pantry staple for busy cooks, but reheating them wrong can leave you with mushy, bland results. Fear not, bean enthusiast! Today’s your guide to mastering four easy methods for reheating frozen beans:

1. Stovetop Simmer:

  • Gentle does it: Heat a saucepan over medium-low heat with a drizzle of olive oil. Add your frozen beans and their liquid.
  • Flavorful bath: Season with broth, water, or spices like cumin, chili powder, or smoked paprika.
  • Slow is key: Simmer for 10-15 minutes, stirring occasionally, until heated through and infused with flavor.

2. Microwave Magic (with caution):

  • Divide and conquer: Transfer frozen beans and their liquid to a microwave-safe bowl.
  • Moisture matters: Add a tablespoon of water or broth to prevent dryness.
  • Short bursts: Heat on medium power for 2-minute intervals, stirring well after each, until warmed through. Avoid overcooking!

3. Oven Bake:

  • Preheat for evenness: Set your oven to 350°F (175°C).
  • Spread it out: Transfer frozen beans and their liquid to a baking dish.
  • Foil your dryness: Cover the dish tightly with foil to trap moisture.
  • Gentle warming: Bake for 15-20 minutes, stirring occasionally, until heated through.

4. Slow Cooker Savior:

  • Set and forget: Transfer frozen beans and their liquid to your slow cooker.
  • Low and slow wins: Cook on low for 4-6 hours, or high for 2-3 hours, until heated through and tender.

Pro Tip: Regardless of the method, don’t forget the final touches! Fresh herbs like cilantro or parsley, a squeeze of lime juice, or a sprinkle of cheese can elevate your reheated beans to delicious new heights.

  • Share your secrets: What’s your favorite way to jazz up reheated beans? Share your tips and tricks in the comments below!
  • Beyond the basics: Get inspired with our recipes for bean salads, chili, burritos, and more!

Remember, the key to success is low heat, moisture, and a sprinkle of creativity. Now go forth and unlock the flavor magic of perfectly reheated frozen beans!

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