Dicing onions is made easy with a food processor. Attach the “s” blade, peel and quarter the onions, and pulse 5 to 7 times until the desired size is reached. Avoid overprocessing, which can cause a watery texture and altered taste. With a food processor, chopping onions is quick, easy, and stress-free.

If you love cooking, you probably know that dicing onions can be a time-consuming and teary-eyed task. However, with a food processor, dicing onions becomes a breeze.

In this article, we’ll explore the benefits of using a food processor to dice onions, how to use it, nutrition facts, and more. We’ll also share three delicious recipes that require dicing onions using a food processor.

Benefits of Using a Food Processor to Dice Onions

Dicing onions with a food processor offers several benefits, including:


Dicing onions by hand can be a tedious and time-consuming task. Using a food processor with a dicing attachment saves you time and effort, especially if you need to dice a large amount of onions.


Consistency is essential when dicing onions. The food processor ensures that all the pieces are uniform in size, which helps in even cooking and presentation.

Minimal Tears

Onions produce sulfuric acid, which irritates the eyes and causes tears. Using a food processor minimizes contact with the onion, reducing the likelihood of tears.

How to Dice Onions Using a Food Processor

Dicing onions using a food processor is easy. Here’s how:

Step 1: Prep the Onion

Peel the onion and cut it into quarters.

Step 2: Attach the Dicing Blade

Attach the dicing blade to your food processor.

Step 3: Start the Processor

Turn on the food processor and feed the onion quarters through the feeding tube.

Step 4: Collect the Diced Onion

Once you’ve diced all the onions, open the food processor and collect the diced onions.

How to Cut and Store Onions

Onions are versatile in many recipes, but cutting them can be challenging for some. In this section, we’ll explore different techniques for cutting onions, how to store chopped onions and tips for buying onions.

How to Chop an Onion

Chopping an onion into small, evenly-sized pieces is a common technique for many recipes. Here’s how to do it:

  1. First, cut off the root end of the onion and peel off the papery skin.
  2. Next, cut the onion in half from root to stem.
  3. Place the flat side of one onion half on the cutting board and make vertical cuts along the onion’s length, stopping before you reach the root end.
  4. Make horizontal cuts across the onion, stopping again before reaching the root end.
  5. Finally, make downward cuts across the onion to release the diced pieces.

How to Chop an Onion into Wedges

Chopping an onion into wedges is another common technique in recipes like salads, stews, and roasts. Here’s how to do it:

  1. First, cut off the root end of the onion and peel off the papery skin.
  2. Cut the onion in half from root to stem.
  3. Cut each onion half into quarters, making sure to keep the root end intact.

How to Store Chopped Onions

If you have leftover chopped onions, it’s essential to store them properly to maintain their freshness and prevent spoilage. Here’s how:

  1. Place the chopped onions in an airtight container or plastic bag.
  2. Squeeze out as much air as possible before sealing the container or bag.
  3. Store the container or bag in the fridge for up to five days.

How to Buy Onions

When buying onions, look for firm, dry onions that feel heavy for their size. Avoid onions that are soft, have brown spots, or show signs of mold or sprouting. Onions come in different varieties, including white, yellow, and red. Choose the variety that suits your recipe and taste preference.

In conclusion, cutting and storing onions can be a simple task with the right technique and knowledge. Whether you’re chopping onions into small pieces or wedges, make sure to store them properly to maintain their freshness and flavor. When buying onions, choose firm, dry onions of the variety that suits your needs. Happy cooking!

Nutrition Facts

Onions are low in calories but high in nutrients. Here are some nutrition facts:

  • Onions are an excellent source of vitamin C, fiber, and folate.
  • Onions contain antioxidants that may help reduce inflammation and lower the risk of some diseases.
  • Onions are low in calories and carbs, making them an ideal addition to a weight-loss diet.
Nutrition FactsAmount per 100g
Total Fat0.1g
Total Carbohydrate9.3g
Dietary Fiber1.7g
Vitamin C9%
Vitamin B610%
Nutrition Facts of Onion

Onions are low in calories but high in nutrients, making them a healthy addition to any diet. They are an excellent source of vitamin C, which helps boost the immune system and protect against disease.

Onions also contain vitamin B6 and folate, which are important for brain function and red blood cell production. Additionally, onions are a good source of dietary fiber, which can help regulate digestion and lower cholesterol levels.

How to Eat

Diced onions are versatile and can be used in various dishes, including salads, soups, stews, and sauces. You can also use diced onions as a topping for burgers, tacos, and sandwiches.

How to Store

If you have leftover diced onions, store them in an airtight container in the fridge for up to five days. Alternatively, you can freeze them for up to six months.

Advantages and Disadvantages of Using a Food Processor

Using a food processor has its advantages and disadvantages. Here’s a summary:


  • Saves time and effort
  • Ensures consistency
  • Reduces tears when dicing onions
  • Versatile in the kitchen


  • Can be noisy
  • May require storage space
  • Some models can be challenging to clean
  • Can be expensive

Recipe 1: Homemade Salsa


  • 3 large tomatoes
  • 1 red onion
  • 2 cloves of garlic
  • 1 jalapeño pepper
  • 1 lime
  • 1/4 cup fresh cilantro
  • Salt and pepper to taste


  1. Dice the tomatoes, onion, garlic, and jalapeño using a food processor.
  2. Combine the diced ingredients in a mixing bowl.
  3. Squeeze the juice of one lime over the mixture.
  4. Add chopped cilantro, salt, and pepper to taste.
  5. Stir until well combined.
  6. Refrigerate for at least one hour before serving.

Recipe 2: Beef and Broccoli Stir Fry


  • 1 lb. flank steak, sliced into thin strips
  • 2 cups broccoli florets
  • 1 onion, diced
  • 2 cloves of garlic, minced
  • 1 tbsp. cornstarch
  • 1 tbsp. soy sauce
  • 1 tbsp. oyster sauce
  • 1 tsp. sugar
  • 1/4 cup water
  • 2 tbsp. vegetable oil


  1. In a small bowl, whisk together the cornstarch, soy sauce, oyster sauce, sugar, and water. Set aside.
  2. Heat the vegetable oil in a wok or large skillet over high heat.
  3. Add the beef and stir-fry for 2-3 minutes until browned.
  4. Add the garlic and onion and stir-fry for another 1-2 minutes.
  5. Add the broccoli and stir-fry for 2-3 minutes until tender.
  6. Pour in the sauce and stir-fry for another 1-2 minutes until the sauce thickens and coats the beef and vegetables.
  7. Serve with rice.

Recipe 3: Onion Rings


  • 2 large onions, sliced into rings
  • 1 cup all-purpose flour
  • 1 tsp. paprika
  • 1 tsp. garlic powder
  • 1 tsp. salt
  • 1/2 tsp. black pepper
  • 1 cup milk
  • 1 egg
  • 2 cups panko bread crumbs
  • Vegetable oil, for frying


  1. In a small bowl, whisk together the flour, paprika, garlic powder, salt, and black pepper.
  2. In a separate bowl, whisk together the milk and egg.
  3. Dip the onion rings in the flour mixture, then in the milk mixture, and finally in the panko bread crumbs, making sure to coat them evenly.
  4. Heat the vegetable oil in a deep fryer or large pot over medium-high heat.
  5. Fry the onion rings in batches for 2-3 minutes until golden brown and crispy.
  6. Remove with a slotted spoon and drain on paper towels.
  7. Serve immediately with your favorite dipping sauce.

Other Uses of a Food Processor

In addition to dicing onions, a food processor can be used for a variety of other tasks in the kitchen. For example, it can be used to make sauces, dips, and spreads, as well as to shred cheese, slice vegetables, and knead dough.

Using a food processor can help simplify meal prep, making it easier and more efficient to prepare healthy and delicious meals at home. It can also be a valuable tool for those with limited mobility or dexterity, as it can make chopping and slicing tasks easier and safer.

Tips for Maintaining Your Food Processor

To ensure your food processor continues to function effectively, it’s important to maintain it properly. This includes cleaning the bowl, lid, and blades after each use, and storing the food processor in a dry, cool place.

It’s also important to sharpen the blades regularly to ensure they remain sharp and effective. This can be done using a sharpening stone or by taking the blades to a professional for sharpening. Additionally, if any parts of the food processor become damaged or worn, they should be replaced promptly to ensure the machine continues to function properly.


In conclusion, using a food processor to dice onions offers several benefits, including saving time, ensuring consistency, and reducing tears. Onions are low in calories but high in nutrients and can be used in a variety of dishes. When using a food processor, be mindful of its advantages and disadvantages, and choose a model that suits your needs. Try the recipes shared in this article, and enjoy the convenience and deliciousness of diced onions!

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