Here you’ll find 44 Groceries that start with O, organized from “Oat Bran” to “Oysters, Fresh”. The list mixes fresh produce, pantry staples, dairy, seafood and condiments useful for cooking, baking, snacks and meal planning.
Groceries that start with O are everyday food items and ingredients whose common names begin with the letter O. Many, like oats and olives, have long cultural histories as staples or regional specialties.
Below you’ll find the table with columns: Item, Category, Usage, and Popular brands.
Item: The grocery name as you’ll see it in stores, helping you recognize and locate it on shopping lists.
Category: The general food group or store section, so you know where to find the item in a supermarket.
Usage: Short notes on how you typically cook, serve, or use the item, so you can plan meals quickly.
Popular brands: One to four well-known brand names or producers, helping you choose familiar options while shopping.
Groceries that start with O
| Item | Category | Common uses | Popular brands |
|---|---|---|---|
| Oats, Rolled | Pantry | Making oatmeal, granola, baking cookies and breads | Quaker, Bob’s Red Mill |
| Oats, Steel-Cut | Pantry | Hearty oatmeal, savory porridges, adding texture to breads | Quaker, Bob’s Red Mill, McCann’s |
| Oatmeal, Instant | Pantry | Quick breakfast, convenient single-serving meals | Quaker, Nature’s Path, BetterOats |
| Oat Milk | Beverage | Coffee creamer, cereal, smoothies, dairy-free milk alternative | Oatly, Planet Oat, Chobani |
| Oat Bran | Pantry | Hot cereal, added to smoothies, muffins for fiber | Bob’s Red Mill, Arrowhead Mills |
| Oat Flour | Pantry | Gluten-free baking, pancakes, waffles, thickening agent | Bob’s Red Mill, King Arthur Baking |
| Octopus | Seafood | Grilling, salads, stews, sushi | |
| Oil, Vegetable | Pantry | Frying, sautéing, baking, general purpose cooking | Wesson, Crisco, Mazola |
| Okra | Produce | Frying, gumbo, stews, curries, pickling | |
| Old Bay Seasoning | Condiment | Seasoning seafood, chicken, french fries, bloody marys | McCormick |
| Olive Oil, Extra Virgin | Condiment | Salad dressings, dipping bread, finishing dishes, low-heat cooking | Bertolli, Colavita, California Olive Ranch |
| Olive Oil, Light | Condiment | Sautéing, roasting, baking, high-heat cooking | Bertolli, Filippo Berio, Pompeian |
| Olives, Black | Canned | Pizza topping, salads, pasta dishes, snacking | Lindsay, Goya, Pearls |
| Olives, Green | Canned | Martinis, cheese boards, salads, tapenades, snacking | Goya, Lindsay, Mezzetta |
| Olives, Kalamata | Canned | Greek salads, hummus, pasta, cheese platters | Mezzetta, Divina, Pearls |
| Omelet | Frozen | Quick breakfast, easy high-protein meal | Jimmy Dean, Good Food Made Simple |
| Onion, Yellow | Produce | Sautéing, roasting, soups, stocks, general cooking | Dole, Green Giant |
| Onion, Red | Produce | Salads, sandwiches, grilling, pickling, garnishes | |
| Onion, White | Produce | Mexican cuisine, grilling, salsas, sandwiches | |
| Onion, Green | Produce | Garnish, stir-fries, salads, soups | |
| Onion Bagels | Bakery | Sandwiches, breakfast with cream cheese | Thomas’, Sara Lee, Lender’s |
| Onion Dip | Dairy | Dipping chips, crackers, and raw vegetables | Lipton, Dean’s, Kraft |
| Onion Powder | Condiment | Seasoning meats, soups, sauces, dry rubs | McCormick, Lawry’s, Badia |
| Onion Rings, Frozen | Frozen | Side dish, appetizer, burger topping | Alexia, Ore-Ida, Nathan’s Famous |
| Onion Salt | Condiment | Seasoning meats, vegetables, popcorn, all-purpose flavoring | Lawry’s, McCormick, Morton |
| Oolong Tea | Beverage | Hot or iced tea, daily beverage | Twinings, Bigelow, Tazo |
| Orange | Produce | Snacking, juicing, baking, salads, zest for flavoring | |
| Orange Bell Pepper | Produce | Stir-fries, salads, roasting, stuffing | |
| Orange Chicken, Frozen | Frozen | Quick dinner, easy weeknight meal | Trader Joe’s, P.F. Chang’s, InnovAsian |
| Orange Juice | Beverage | Breakfast drink, smoothies, marinades, cocktails | Tropicana, Minute Maid, Florida’s Natural |
| Orange Marmalade | Condiment | Toast spread, glazing meats, baking, sauces | Smucker’s, Bonne Maman |
| Orange Roughy | Seafood | Baking, broiling, pan-searing | Gorton’s |
| Orange Soda | Beverage | Soft drink, party beverage, ice cream floats | Sunkist, Fanta, Crush |
| Oregano, Fresh | Produce | Garnish, sauces, salads, marinades | |
| Oregano, Dried | Condiment | Pizza, pasta sauce, seasoning blends, rubs | McCormick, Badia, Simply Organic |
| Oreo Cookies | Snack | Snacking, dessert ingredient, with milk, ice cream topping | Nabisco |
| Orzo | Pantry | Pasta salads, soups, side dishes, pilafs | Barilla, De Cecco, Ronzoni |
| Oxtail | Meat | Soups, stews, braising | Rumba Meats |
| Oyster Crackers | Snack | Topping for soup and chili, snacking | Westminster, Nabisco |
| Oyster Mushrooms | Produce | Sautéing, stir-fries, soups, pasta dishes | |
| Oyster Sauce | Condiment | Stir-fry sauce, marinade, glazing, flavoring vegetables | Lee Kum Kee, Kikkoman |
| Oysters, Canned | Canned | Stews, stuffing, dips, chowders | Bumble Bee, Crown Prince |
| Oysters, Fresh | Seafood | Eating raw, grilling, frying, baking | Blue Point, Kumamoto |
| Oaxaca Cheese | Dairy | Quesadillas, tacos, melting, garnishing | Cacique, El Mexicano |
Descriptions
Oats, Rolled
Flattened oat groats that cook faster than steel-cut oats, creating a softer, creamier texture. A breakfast staple.
Oats, Steel-Cut
Whole oat groats that have been chopped into small pieces. They have a chewier, heartier texture than rolled oats.
Oatmeal, Instant
Pre-cooked, dried, and thinly rolled oats for very fast preparation. Often sold in flavored, single-serving packets.
Oat Milk
A plant-based milk made by blending water and oats. Known for its creamy texture and mild, slightly sweet flavor.
Oat Bran
The outer layer of the oat groat, which is high in soluble fiber. It’s often eaten as a hot cereal or used in baking.
Oat Flour
A whole-grain flour made from finely ground oats. It adds a light, fluffy texture and a hint of sweetness to baked goods.
Octopus
A popular cephalopod in Mediterranean and Asian cuisines, known for its firm, meaty texture when cooked correctly.
Oil, Vegetable
A neutral-flavored oil blend derived from plant sources like soy or corn. An all-purpose kitchen staple for high-heat cooking.
Okra
A green, finger-shaped vegetable pod with a unique, slightly gummy texture when cooked, often used as a thickener in soups.
Old Bay Seasoning
A classic American spice blend from Maryland, containing celery salt, black pepper, and paprika. Famously used on crabs and shrimp.
Olive Oil, Extra Virgin
The highest quality olive oil, made from cold-pressed olives. It has a robust, fruity flavor and is best for finishing dishes.
Olive Oil, Light
A refined olive oil with a higher smoke point and more neutral flavor than EVOO. “Light” refers to its flavor, not its calorie count.
Olives, Black
Ripened olives that are typically cured in brine. They have a mild, savory flavor and are a common ingredient in many dishes.
Olives, Green
Unripe olives cured in brine, often stuffed with pimentos. They have a firm texture and a salty, tangy flavor.
Olives, Kalamata
A large, dark purple olive with a smooth, meaty texture, named after the city of Kalamata in Greece. Known for its rich, fruity flavor.
Omelet
A pre-cooked, often folded, frozen egg dish typically filled with cheese, meat, or vegetables. Ready to eat after a quick reheat.
Onion, Yellow
The all-purpose cooking onion with a balanced, pungent flavor that mellows and sweetens when cooked. A foundational kitchen staple.
Onion, Red
Known for its vibrant purple skin and milder, sweeter flavor compared to yellow onions, making it ideal for raw preparations.
Onion, White
Crisp with a clean, sharp flavor. It’s a popular choice in Latin American dishes and for topping burgers and sandwiches.
Onion, Green
Also known as scallions, these are young onions with a mild flavor. Both the white bulb and green stalks are edible.
Onion Bagels
A traditional bagel flavored with dried, often toasted, onion pieces, providing a savory and aromatic taste.
Onion Dip
A creamy dip, typically made with a sour cream or cream cheese base and flavored with dehydrated onion soup mix or fresh onions.
Onion Powder
A versatile seasoning made from dehydrated, ground onions. It provides onion flavor without the texture or moisture of fresh onions.
Onion Rings, Frozen
Slices of onion that have been battered or breaded and deep-fried, then frozen. They are baked or fried to be served hot and crispy.
Onion Salt
A simple seasoning blend of salt and onion powder. It’s an easy way to add savory, salty flavor to almost any dish.
Oolong Tea
A traditional Chinese tea that is partially oxidized, placing it between green and black tea in flavor. Known for its complex, floral notes.
Orange
A sweet citrus fruit packed with vitamin C. Navel and Valencia are popular varieties for eating and juicing, respectively.
Orange Bell Pepper
A sweet pepper with a crisp texture and fruity flavor. It’s milder and sweeter than a green bell pepper.
Orange Chicken, Frozen
A popular frozen meal of battered chicken pieces coated in a sweet and tangy orange-flavored chili sauce, often served with rice.
Orange Juice
A classic breakfast beverage made from the juice of fresh oranges. Available with or without pulp.
Orange Marmalade
A fruit preserve made from the juice and peel of oranges. It has a sweet flavor with a distinct, slightly bitter tang from the rind.
Orange Roughy
A mild, firm-textured white fish with low fat content. It’s a versatile fish that adapts well to many different cooking methods.
Orange Soda
A sweet, carbonated soft drink flavored with orange. It’s a popular and caffeine-free alternative to colas.
Oregano, Fresh
A pungent herb with a peppery, slightly bitter flavor, commonly used in Mediterranean and Mexican cuisines.
Oregano, Dried
A staple herb in many kitchens, offering a more concentrated and pungent flavor than its fresh counterpart. Essential for Italian-American cooking.
Oreo Cookies
A famous sandwich cookie consisting of two chocolate wafers with a sweet creme filling. An iconic, globally recognized snack.
Orzo
A small, rice-shaped pasta. Its small size makes it versatile for use in a wide variety of dishes, from soups to cold salads.
Oxtail
The culinary name for the tail of cattle. When cooked low and slow, it becomes extremely tender and produces a rich, flavorful broth.
Oyster Crackers
Small, round, and salty crackers that are famously served with clam chowder, chili, and other soups to add a bit of crunch.
Oyster Mushrooms
A common edible mushroom named for its oyster-shaped cap. It has a delicate, mild flavor and a velvety texture when cooked.
Oyster Sauce
A thick, dark brown sauce made from oyster extracts, soy sauce, and seasonings. It adds a savory, umami flavor to many Asian dishes.
Oysters, Canned
Shucked oysters that are cooked and preserved in a can, often smoked. A convenient pantry item for adding rich seafood flavor.
Oysters, Fresh
A bivalve mollusk enjoyed in coastal regions worldwide. They can be eaten raw on the half shell and have a distinct briny flavor.
Oaxaca Cheese
A semi-hard Mexican cheese with a texture similar to mozzarella. It’s known for its excellent melting properties and mild, buttery flavor.