rock oysters
Also known as: kalva
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Also known as: kalva
Per 100g
Nutrition data source: USDA FoodData Central
Common measurement equivalents in grams
Yes, rock oysters are highly nutritious and low in calories. They are an exceptional source of zinc for immune function, vitamin B12 for nerve health, and provide essential omega-3 fatty acids for heart and brain support.
A 100g serving of rock oysters contains approximately 81 calories and 9.45g of high-quality protein. They also provide about 4.95g of carbohydrates and 2.3g of fat, making them a lean protein choice.
Yes, rock oysters are excellent for weight loss because they are nutrient-dense while remaining low in calories and fat. Their high protein content can help promote satiety and maintain muscle mass during calorie restriction.
Rock oysters are generally considered keto-friendly. While they contain a small amount of carbohydrates (roughly 5g per 100g), they can easily fit into a low-carb or ketogenic diet when consumed in standard serving sizes.
Naturally, rock oysters are 100% gluten-free. However, if you are eating them at a restaurant, ensure they aren't served with crackers, breading, or sauces that may contain wheat-based thickeners.
Rock oysters are most commonly served raw on the half-shell with simple accompaniments like lemon juice, mignonette sauce, or a dash of hot sauce. They can also be grilled, steamed, or baked in dishes like Oysters Rockefeller.
Rock oysters typically have a salty, briny flavor with a firm, creamy texture. Depending on their origin, they may also exhibit sweet, mineral, or metallic undertones compared to other oyster varieties.
rock oysters is a versatile ingredient found in cuisines around the world. With 81 calories per 100g and 9.45 grams of protein, it's a nutritious addition to many dishes.
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Browse recipes →A fresh, live oyster should have a tightly closed shell; if the shell is slightly open, it should snap shut when tapped. When opened, it should smell like the fresh ocean and be plump and glistening in its own clear liquid.
Store live rock oysters in the refrigerator at 4-5°C (40°F) in an open container covered with a damp cloth to keep them moist. Never store them in an airtight bag or in fresh water, as this will kill the oysters.
Yes, rock oysters are frequently enjoyed raw. However, to minimize the risk of foodborne illness, ensure they are sourced from reputable suppliers and kept at the correct temperature. Vulnerable groups, such as pregnant women, should only eat them fully cooked.
