Food That Starts with O [20 “O” Foods]

Whether you are playing Scrabble or are just curious, what are the different foods that start with the letter O?

Below, are 20 types of food starting with the letter O:

  1. Oats
  2. Oatmeal
  3. Okra
  4. Olives
  5. Olive Oil
  6. Omelets
  7. Onion
  8. Oregano
  9. Oysters
  10. Oxtail
  11. Olallieberry
  12. Oregon Grapes
  13. Oroblanco
  14. Ortanique
  15. Orange
  16. Orangelo
  17. Obusuma
  18. Okroshka
  19. Olivet cendre
  20. Ossobuco

Read on to learn more about each of these foods that start with the letter O.

Food That Starts with O

food that starts with O

There is an extensive list of foods that start with the letter O. Check out this list we created below for 20 types of food that starts with O:

1. Oats

Oats (Avena sativa) is a type of whole-grain food. The whole form of oats is known as oat groats, which take a long time to cook.

This explains why consumers prefer those that are steel-cut, crushed, or rolled. The most highly processed variety of oats, and the most popular, is what we know as instant or quick oats.

2. Oatmeal

Oatmeal is a type of coarse flour from out of hulled oat grains or oat groats. It is usually available as milled or steel-cut in the market.

They convert oat groats into oatmeal basically to shorten cooking time because they typically take a long time to cook.

3. Okra

Okra, also known as ladies’ fingers, ochro, or okro in several English-speaking countries, is scientifically known as Abelmoschus esculentus. It is a flowering plant that forms part of the mallow family. 

Okra is normally cultivated in tropical, subtropical, and warm temperate countries worldwide and is famous for its edible green seed pods.

4. Olives

Olives are scientifically known as Olea europaea, which means European olive. The olive fruit comes from a small tree that forms part of the Oleaceae family. It is traditionally found in the Mediterranean Basin.

Evidently, this is the main source of olive oil and is regarded as one of the most significant Mediterranean cuisine ingredients.

5. Olive Oil

Olive oil, as the name suggests, is a liquid fat that is sourced from olives. It is produced using pressing whole olives until oil is extracted. The most popular vegetable oil is typically used in cooking, particularly for frying foods and salad dressing.

Aside from food, it is also an ideal ingredient in soaps, pharmaceuticals, and cosmetics. Moreover, it can also be fuel for oil lamps. Indeed, olive oil has universal uses.

6. Omelets

An omelet, or omelette, is a dish made from beaten eggs, fried using butter or oil. Meat, mushrooms, vegetables, chives, and cheese, among others, are sometimes added as fillings.

However, you can make an omelet with just plain eggs, and nothing else added to it. Although, to add texture, sometimes it is mixed with cream, milk, or even water.

Omelets should not be confused with scrambled eggs cooked by beating, whipping, and stirring.

7. Onion

The onion is also known as a common onion or bulb onion. It is a type of vegetable considered as the most widely cultivated species under the Allium genus.

Raw onions have meager calories. A 100-gram onion only has approximately 40 calories. It consists of 1.7% fiber, 9% carbohydrates, and 89 percent water by fresh weight. It also has small amounts of fat and protein.

8. Oregano

This perennial herb is a flowering plant that forms part of the mint family. It typically grows in Western and Southwestern Eurasia as well as the Mediterranean region. However, it can also grow in other parts of the world.

Fresh oregano is definitely an excellent antibacterial agent. It contains carvacrol and thymol, which are phytonutrients. They fight infections, including staph.

It is also a good source of the following:

  • Calcium
  • Tryptophan
  • Vitamin E
  • Iron
  • Manganese
  • Vitamin K
  • Fiber

9. Oysters

There are various types of oysters, and they come from various families of saltwater bivalve mollusks living in brackish or marine habitats. Some oysters are served cooked, but some are eaten raw.

Oysters are low in calories. At the same time, they also contain nutrients. Among these are minerals, vitamins, healthy fats, and protein. For instance, a 3.5-ounce serving has the following:

  • 68 Calories
  • 7 grams (g) of Protein
  • 3 grams (g) of Fat
  • 37% of Iron (Fe)
  • 7% of Thiamine
  • 80% of Vitamin D

10. Oxtail

Ox-tail or oxtail is the culinary name for the cattle’s tail. Formerly, it referred to the tail of an ox, but it now refers to the cattle’s tail in general. Typically, an oxtail weighs 3.2 to 3.6 kilograms. It is skinned and cut into smaller pieces for sale.

A 100-gram serving of oxtail consists of the following:

  • 250 Calories
  • 14 grams of Total Fat
  • 230 milligrams of Sodium (Na)
  • 31 grams of Protein
  • Calcium (Ca)
  • Iron (Fe)

It does not consist of carbohydrates.

11. Olallieberry

food that starts with letter O

The Olallieberry refers to the Olallie blackberry released by the Agricultural Research Service of the United States Department of Agriculture (USDA-ARS) in partnership with the Oregon State University.

Olallieberry is the marketing name for the berry that comes from a cross between the Black Logan and the youngberry.

This type of berry has an interesting nutritional value. It is an excellent source of the following:

  • Dietary fiber
  • Magnesium (Mg)
  • Phosphorus (P)
  • Potassium (K)
  • Calcium (Ca)
  • Iron (Fe)
  • Vitamins A and C

12. Oregon Grapes

The scientific term for the Oregon grapes is Mahonia aquifolium, and it is indigenous to western North America. This flowering plant is an evergreen shrub that forms part of the Berberidaceae family.

The Oregon grape has a wide range of health benefits, specifically its antifungal, antibacterial, and anti-inflammatory properties. Its extracts can effectively treat several illnesses, including peptic ulcers, jaundice, and dysentery.

It can also treat skin conditions such as acne, athlete’s foot, eczema, and psoriasis.

13. Oroblanco

The oroblanco resembles the grapefruit and is sometimes referred to as the oroblanco grapefruit. This citrus hybrid fruit is sweet and seedless. It is a cross between a seedy white tetraploid grapefruit and a diploid acidless pomelo.

The University of California has owned the patent for oroblanco since 1981. It contains a high content of bioactive compounds as well as essential microelements.

Its contains the following (per 100 mg):

  • 11 mg Magnesium (Mg)
  • 182 mg Potassium (K)
  • 12 mg Sodium (Na)
  • 18 mg Phosphorus (P)
  • 25 mg Calcium (Ca)

14. Ortanique

The ortanique is one of the several varieties of tangors. This hybrid must have either been purposely bred or accidentally bred. It results from a cross between the mandarin and the sweet orange.

Originally, the ortanique is from Jamaica. Its name comes from the terms orange, tangerine, and unique.

A 3-ounce ortanique contains 10% carbohydrates, 1% protein, and 42% calories.

15. Orange

The orange fruit is from different citrus species that form part of the Rutaceae family. Interestingly, when we say orange, it pertains to the sweet orange variety or the Citrus x Sinensis variety. It is different from the bitter orange. That one forms part of the Citrus x Aurantium variety.

Another interesting fact is that the orange is a hybrid between mandarin and pomelo. Its chloroplast genome, as well as its maternal line, is that of the pomelo family.

One medium-sized orange contains the following:

  • 60 Calories
  • 1 gram of Protein
  • 12 grams of Sugar
  • 3 grams of Fiber
  • Zero Sodium or Fat
  • 70 milligrams of Vitamin C
  • 14 micrograms of Vitamin A
  • 15 grams of Carbohydrates
  • 237 milligrams of Potassium (K)
  • 6% of the Daily Recommended Amount of Calcium (Ca)

16. Orangelo

The orangelo is another hybrid citrus fruit originating from Puerto Rico. It is a product of a cross between an orange and a grapefruit. How you eat the grapefruit is also how you eat the orangelo. Compared to the grapefruit, the orangelo is sweeter and brighter in color. The orangelo is also easier to peel.

A 100-gram orangelo contains several nutritional benefits. It includes the following:

  • 1.3 grams of Protein
  • 0.3 grams of Lipids
  • 16 grams of Carbohydrates
  • 5 grams of Dietary Fiber
  • 82 grams of Water

In terms of its carotenoid, it resembles that of a tomato.

17. Obusuma

The obusuma is a kind of maize flour porridge popular in Africa. Many names may know it, but the most common of all is “ugali.” Those familiar with this dish cook it in boiling water or boiling milk until it reaches a dough-like consistency.

A serving of obusuma more or less consists of 240 grams. Its nutritional value includes:

  • 178 Calories
  • 3% Fat
  • 1% Sodium (Na)
  • 4% Potassium (K)
  • 13% Carbohydrates
  • 9.5% Iron (Fe)
  • 0.4% Calcium (Ca)

18. Okroshka

The Okroshka is a cold soup that originated from Russia, specifically in the Volga region. The Russians are considered a classic soup, and it consists of raw vegetables such as spring onions, radish, and cucumber. It also consists of eggs, potatoes, and meat.

foods that start with O

The kind of meat that can be included is ham, sausage, veal, or beef. Its recipe also includes kvass. Kvass is a non-alcoholic drink made from fermented rye bread.

A bowl of okroshka approximately measures 504 grams. And it contains the following:

  • 37% Fat
  • 58% Cholesterol
  • 51% Sodium (Na)
  • 23 percent Potassium (K)
  • 8% Carbohydrates
  • 10% vitamin A
  • 28% Vitamin C
  • 12% Calcium(Ca)
  • 10% Iron

All in all, it contains 379 calories.

19. Olivet cendre

The Oliver cendre is a French cheese originating from Olivet in the Centre-Val de Loire region of France. This cheese comes from cow’s milk collected during the spring season.

During springtime, the cow’s milk is at its most flavorful. The Oliver cendre is aged for approximately one month before it is sold in the market.

The nutrient levels of a 100-gram Oliver cendre include the following:

  • 22 grams of Fat
  • 17 grams of Saturated Fat
  • 1.5 grams of Salt
  • 0.5 gram of Sugar
  • 278 Calories

20. Ossobuco

This Lombard cuisine consists of cross-cut veal shanks braised with broth, white wine, and vegetables. Oftentimes, it has a gremolata garnish. Traditionally, it goes with such dishes as polenta or risotto Alla Milanese. The defining feature of this dish is the marrow found in the bone.

A serving of ossobuco measuring 113 grams contains:

  • 130 calories
  • 5% Iron
  • 3% Calcium
  • 4% Sodium
  • 4 grams of fat

It does not have cholesterol and carbohydrates.

21. Oxford Blue

The Oxford Blue cheese is evidently a variety of blue cheese originating from Burford, Oxfordshire in England. It was first produced and introduced by French baron Robert Pouget in 1995.

This cheese variety resembles the Stilton cheese, but the Oxford Blue cheese has a creamier consistency. It has since then been a popular blue cheese variety. In fact, since 2013, the Oxford Blue cheese production reaches approximately 5 tons every month.

A 100-gram Oxford Blue cheese contains 352 calories. It does not contain carbohydrates but has 77% fat and 23% protein.

Conclusion – Food That Starts with Letter O

There is an extensive list of food that starts with O. Below are 20 foods that start with the letter O:

  1. Oats
  2. Oatmeal
  3. Okra
  4. Olives
  5. Olive Oil
  6. Omelets
  7. Onion
  8. Oregano
  9. Oysters
  10. Oxtail
  11. Olallieberry
  12. Oregon Grapes
  13. Oroblanco
  14. Ortanique
  15. Orange
  16. Orangelo
  17. Obusuma
  18. Okroshka
  19. Olivet cendre
  20. Ossobuco

Some of these foods that start with the letter O are high in nutritional value and have interesting health benefits. But some foods might not be good for your health when consumed in big servings.

In other words, we can try all types of foods but only consume them moderately. That was 20 foods that start with O. How many have you eaten?