How Long to Blanch Corn on Cob for Freezer?

Freezing corn on the cob is a great way to have fresh, sweet corn whenever you want it. But you do need to do a few things before you freeze it. The first thing you need to do is wash and clean the corn. This is to remove any stray silks. You can use a stripper tool or an electric knife to do the job.

It was blanching your corn on the cob before freezing is a simple and effective way to preserve the flavor and texture of your corn. You will need a large pot of water and a timer for this process. Corn on the cob can be frozen for up to six months. However, storing it in its husk for at least two months is best. The husks protect the kernels from the freezer burn that can occur.

What is Corn on Cob?

A form of corn, specifically a variety of maize, is consumed as a vegetable and is known as corn on the cob. Corn kernels are typically yellow or white and are arranged in rows on the cob. The ear of corn, including the seeds, cob, and husk, is eaten in its whole.

Cooking methods for corn on the cob include boiling, grilling, roasting, and microwaving. It is a common snack throughout the summer and is frequently served as a side dish. Before cooking and eating corn on the cob, the husk and silk are often removed.

It’s also important to remember that corn is a common ingredient in various recipes, including polenta, tortillas, tamales, and arepas.

How Long to Blanch Corn on Cob for Freezer?

To maintain the color, flavor, and texture of vegetables, blanching is the procedure of briefly boiling the vegetables before freezing them. It’s vital to remember that depending on the size of the corn ears, the blanching time may vary, but for soft corn on the cob, it should be 3–4 minutes.

Once you have your pot of water, add the corn. You should also add sugar and salt to the water. Boil for 6 minutes for small ears or eight minutes for medium-sized ears. When you are done, you should remove the corn from the heat.

After cooling, place the ears in Ziploc bags. Be sure to squeeze out all the air so that the kernels don’t freeze. Afterward, you can store the ears in a freezer.

What is the Correct Method of Blanching Corn on the Cob?

  • Water in a big saucepan should be filled and heated to a rolling boil.
  • Take off the corn’s husks and silk while the water is heating.
  • When the water has reached a rolling boil, add the ears of corn and simmer for 3 to 4 minutes.
  • To halt the cooking process, remove the corn from the boiling water using a slotted spoon or tongs and plunge it into a sizable dish of icy water.
  • Let the corn chill in the ice water for three to four minutes.
  • The corn should be drained and dried using paper towels.
  • Once the corn has dried, it can be wrapped in aluminum foil or plastic wrap and put in a plastic bag that can be sealed.
  • Label and date the bag and place it in the freezer.

How to Freeze Corn on Cob?

A method to freeze corn on the cob is as follows:

  • Blanch the corn: To maintain its color, texture, and flavor, blanch the corn for 3–4 minutes in a pot of boiling water. Then, as soon as possible, plunge it into a sizable dish of icy water to stop the cooking.
  • Dry the corn: After draining, use paper towels to pat the corn dry.
  • Wrap the corn: Place each ear of corn in a resealable plastic bag, a piece of aluminum foil, or plastic wrap.
  • Put a date on the container’s label. Any seasonings or sauces used should be listed on the container along with the set date.
  • Put the container in the freezer to make it frozen. For up to 8 months, frozen corn on the cob can be stored.

Boiling, grilling, or roasting are common methods for preparing frozen corn on the cob. When ready to use, remove the corn from the freezer and let it thaw overnight or in the refrigerator. Cook the corn as desired when it has melted.

How to Thaw Corn on Cob?

  • Refrigerator: Moving corn on the cob from the freezer to the fridge and letting it thaw overnight or for many hours is the most secure and efficient method. By melting the maize slowly and uniformly using this technique, dangerous germs cannot flourish. Here are some techniques for defrosting frozen corn on the cob:
  • Cold Water: You can put the frozen ears of corn on the cob in a sealable plastic bag and plunge them into a basin of cold water to quickly thaw them out. To keep the water cool, change it every 30 minutes. The corn will thaw using this procedure in 30 to 60 minutes.
  • Microwave: Corn on the cob can also be defrosted by putting the frozen ears in a microwave-safe dish and using the defrost option. To ensure that the ears thaw uniformly, remember to rotate them occasionally.

The corn on the cob should be cooked immediately or refrigerated for up to three days after thawing. Once the corn has thawed, prepare it as desired by boiling, grilling, or roasting.

What are the Ways of Consuming Corn on the Cob?

Various methods of eating corn on the cob exist:

  • Boiling: Corn on the cob can be thoroughly cooked in a kettle of water for a few minutes. Butter, salt, pepper, and other ingredients can be used to season it.
  • Grilled: Corn on the cob can be cooked thoroughly and mildly charred on a stovetop or outdoor grill. Before grilling, it can be coated with butter, oil, or a marinade.
  • Butter, oil, and seasonings can roast corn on the cob in the oven.
  • With or without the husk, you may microwave corn on the cob for a few minutes on high. You can also season it with butter, salt, and pepper.
  • Raw: Some people also eat corn on the cob raw. It can be added to salads and other natural foods or consumed as a snack.
  • Served as a side dish, creamed corn is made by removing the kernels from the cob and combining them with milk or cream, butter, salt, pepper, and any other ingredients you choose.
  • Corn Chowder: To prepare a hearty and soothing corn chowder, remove the kernels from the cob and combine them with vegetables, milk, or cream.
  • Corn Fritters: To make corn fritters, remove the corn kernels from the cob and combine them with flour, an egg, milk, and seasonings.

Is Soaking Corn on the Cob Before Grilling Necessary?

Soak corn on the cob before grilling to prevent the husks from burning. This occurs as a result of corn ears absorbing water during soaking, slows down the rate at which heat is delivered to the husks. After soaking, the husks become more malleable, which makes it easier to peel them off after grilling. Before grilling, place the corn ears in a big saucepan or bowl of cold water for 20 to 30 minutes. After soaking the corn, you can grill it according to your preferences after shaking off the excess water.

How to Examine Whether Corn on Cob has Gone Bad?

There are some ways we can spot rotten corn. The most important warning indicators are as follows:

  • The fungus attack may be visible with the unaided eye in the center or on top of the grains. The leaves have a vivid yellow color.
  • There is not enough nourishment in the grains. Corn is considered bad if it is less than 75 to 80 percent mature.
  • Assume that the leaves are wrinkly or damaged. Regular is as rotten as an ear of corn if it is so light.
  • When the leaves, husk, and grains have fallen off.
  • Black spots start appearing at the distributed seeds’ base as the stem rots.
  • The inner rule of the bottom leaves is fragile and has long grey dots.

If you notice any warning signs while purchasing maize, consider it damaged. But you can still enjoy corn’s wonderful flavor.

What are the Ill Effects of Consuming Spoiled Corn on the Cob?

Many of us often eat corn and frequently unwittingly eat bad corn. Therefore, the issue of whether it’s healthy to consume wasted maize frequently arises. So, look at what happens to the body after consuming stale corn. Or how much-spoiled corn can you drink before getting sick?

Digestive Problems

Defecating maize contains bacteria that might cause stomach issues. Furthermore, germs may make it more difficult for food to be digested, resulting in digestive problems.


Unintentional grain eaters find themselves in a challenging predicament. Do you usually have issues with acidity? Heartburn or stomach ache. It is absolutely up to you what you eat.


Despite appearing fresh, the corn contains bacteria that may be the source of your stomachache.

Foodborne Diseases

Warm chilled corn in the oven before eating, so the internal temperature reaches 165 degrees Fahrenheit (64 degrees Celsius). According to studies on foodborne illness, foodborne germs multiply best between 40 and 140 degrees Fahrenheit. Bacterial production significantly increases if cooked maize is not refrigerated within two hours.

Diarrhea and Discomfort in the Stomach

Eating spoiled food regularly might cause diarrhea. Your stomach will ultimately hurt if you consume decomposing corn.

Stomach pain is a side effect of stomach gas production. Stomach pain with consumption of hot refrigerated corn. Remove all of the food from the refrigerators. I then set it aside to cool to room temperature. Eat the dish once it has been reheated.

Reference: Preparation and characterization of activated carbons from corn cob 

A significant increase followed the growth of corn plantations in the 1980s in agricultural waste corn cob production. According to a statistic, Taiwan produces more than 130,000 metric tonnes of trash maize cobs yearly. This garbage can be disposed of in several ways. For instance, one option for waste treatment is biomass combustion to produce electricity. However, using this strategy will result in major burning-related air pollution issues. It is a potential use to transform this trash into valuable and priceless goods. The statistics on maize cob’s ash and carbon content show that it is an appropriate raw material for the synthesis of activated carbon.


Freezing corn on the cob is a great way to have fresh, delicious, and sweet corn whenever you want it. But you do need to do a few things before you freeze it. The first thing you need to do is wash and clean the corn. This is to remove any stray silks. You can use a stripper tool or an electric knife to do the job.

Once you have cleaned the corn, you can begin to freeze it. Depending on how long you store it, you can freeze it in whole kernels or cut off the seeds and leave the cob intact.