{"id":3668,"date":"2026-10-29T10:48:28","date_gmt":"2026-10-29T02:48:28","guid":{"rendered":"http:\/\/www.sfsslbd.com\/blog\/?p=3668"},"modified":"2026-10-29T10:48:28","modified_gmt":"2026-10-29T02:48:28","slug":"what-size-frozen-shrimp-should-i-buy-489c-c534a5","status":"publish","type":"post","link":"http:\/\/www.sfsslbd.com\/blog\/2026\/10\/29\/what-size-frozen-shrimp-should-i-buy-489c-c534a5\/","title":{"rendered":"What size frozen shrimp should I buy?"},"content":{"rendered":"

If you\u2019ve ever stood in the frozen seafood aisle staring at rows of shrimp boxes labeled with random numbers like \u201c41\/50\u201d or \u201cU15,\u201d you\u2019re not alone. When I first started selling frozen shrimp directly to buyers, I\u2019d get 10+ messages a week asking the same question: \u201cWhat size frozen shrimp should I even buy?\u201d Most people think it\u2019s just about picking the biggest for the best price, but trust me, there\u2019s way more to it\u2014especially if you\u2019re buying from a small-scale supplier like me who works directly with fishing boats to skip the middleman. Let\u2019s break this down like we\u2019re grabbing coffee and chatting, no fancy jargon required. Frozen Shrimp<\/a><\/p>\n

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First, let\u2019s get the basics out of the way so you stop overcomplicating the numbers. The numbers on every frozen shrimp box? That\u2019s the count per pound (or per kilogram, depending on where you\u2019re shopping). So if a box says 21\/25, that means roughly 21 to 25 shrimp in one pound. U15? That\u2019s \u201cunder 15\u201d\u2014so fewer than 15 big shrimp per pound. Then there\u2019s stuff like 51\/60, which is tiny, like for salads or cocktail parties. I\u2019ve seen so many buyers pick a size just because it looks big, but that\u2019s a mistake for two big reasons: price per serving and how the shrimp works with your recipe.<\/p>\n

Let\u2019s start with price. I don\u2019t mark up my shrimp like the big chain warehouses do, so I can tell you straight: bigger shrimp aren\u2019t always a better value. Wait, hear me out. A pound of U15 shrimp is, yes, way bigger\u2014each one might be the size of your thumb, perfect for a shrimp boil where you\u2019re serving one per plate. But if you\u2019re making stir-fry, tacos, or shrimp scampi where you need 4 to 5 shrimp per person, a pound of U15 might only feed 3 people. That same pound of 31\/35 (medium-large) shrimp? You\u2019ll get 31 to 35, so 4 per person feeds 8 people for the same total cost. Last quarter, a restaurant owner bought 100 pounds of 21\/25 for a seafood platter, and halfway through the order he texted me saying he should\u2019ve gone with 31\/35\u2014his customers were complaining the portions were too small, and he lost $1,200 in potential sales that weekend. That\u2019s the kind of real, on-the-ground stuff I don\u2019t see in any generic \u201cseafood buying guide\u201d online.<\/p>\n

Then there\u2019s recipe compatibility, which is where most buyers mess up. Let\u2019s go through common use cases so you can match a size to what you\u2019re actually cooking, no guesswork. If you\u2019re throwing a summer shrimp boil, or making shrimp skewers for a BBQ? Go for 16\/20 or U15. These big shrimp hold up to boiling, grilling, and don\u2019t fall apart when you toss them with corn and potatoes. I sell these most often to home cooks who host parties, and they tell me every time their guests go crazy for how \u201cplump\u201d and juicy they are. The only catch? Don\u2019t overcook them\u2014they\u2019re so big they\u2019ll get rubbery if you leave them on the stove for 5 extra minutes.<\/p>\n

If you\u2019re making stir-fry, shrimp tacos, or shrimp scampi (the creamy garlic kind, not the tiny cocktail shrimp version), go for 26\/30 or 31\/35. These medium-large shrimp are the sweet spot: small enough that you can pile them into a taco without it falling apart, but big enough that you don\u2019t feel like you\u2019re eating a tiny snack. I sell way more of these than any other size because they\u2019re versatile\u2014one pound of 31\/35 is perfect for a weeknight dinner for two, or serving 4 people for a casual get-together. Last month, a food truck owner told me he switched from 16\/20 to 26\/30 and saw 15% more repeat customers because his tacos had enough shrimp to satisfy, not leave people going back for a side.<\/p>\n

For salads, cocktail parties, or adding shrimp to pasta dishes where you don\u2019t want the shrimp to overpower the other ingredients? 41\/50 or 51\/60. These are the tiny, bite-sized shrimp that are great for popping into a martini glass for cocktail hour, or tossing into a Caesar salad so every forkful has a little seafood flavor. I\u2019ve had home bakers use 51\/60 for shrimp deviled eggs\u2014they\u2019re the right size to fit in the egg white cup without being too big. The only downside? They don\u2019t hold up to grilling or boiling for long periods of time, so stick to recipes where you\u2019re just saut\u00e9ing or adding them at the end.<\/p>\n

Now, let\u2019s talk about something most people don\u2019t consider when buying frozen shrimp: how the size affects quality. When shrimp are bigger, they\u2019re older and have more time to absorb nutrients from the ocean, but they\u2019re also more prone to freezer burn if they\u2019re not frozen quickly. That\u2019s why I work with flash-freezing equipment on the boats\u2014we freeze the shrimp within 15 minutes of being caught, so the texture stays intact no matter the size. The 41\/50 shrimp, which are smaller, actually hold up better in the freezer long-term because their shells are thinner, so they don\u2019t get that dry, chalky texture that big shrimp sometimes get if they\u2019re stored too long. A lot of my regulars buy 41\/50 in bulk because it lasts 3-6 months in the freezer without going bad, which is a big plus for people who don\u2019t cook seafood every single week.<\/p>\n

I also get questions all the time about \u201ccount per kg\u201d vs. \u201ccount per pound\u201d\u2014it\u2019s the same thing, just a different measurement. If you\u2019re buying in metric, U15 is still under 15 per kg, 21\/25 is 21-25 per kg, same as the pound version. Don\u2019t let that confuse you, it\u2019s just a regional thing. Some customers in Europe ask for kg counts, others in North America ask for pounds, I just adjust the numbers on the box no matter what they need.<\/p>\n

Wait, let\u2019s address a myth I hear constantly: \u201cSmaller shrimp are less fresh.\u201d That\u2019s totally not true. Freshness has nothing to do with size, it has to do with how quickly you freeze them after catching. I don\u2019t source shrimp from tanks in grocery stores that sit around for days\u2014mine are caught, cleaned, flash-frozen, and shipped to your door within 48 hours. The smaller shrimp (like 41\/50) are actually from younger shrimp, which means they have a milder, sweeter flavor, whereas the big U15 have a richer, brinier taste. That\u2019s just preference, not a quality difference. I had a chef friend test both last year\u2014he did a blind taste test with 10 people, and 6 liked the smaller 41\/50 better for pasta, and 4 liked the U15 better for grilling. No clear winner, just what you\u2019re used to.<\/p>\n

Another thing to watch for: some suppliers list shrimp size as \u201craw\u201d vs. \u201ccooked.\u201d I only sell raw frozen shrimp, because cooked frozen shrimp loses texture when it\u2019s thawed and reheated. If you buy cooked, by the time it gets to you, it\u2019s probably been thawed and refrozen once, so it gets rubbery. That\u2019s a trick a lot of big brands use to cut costs, so make sure if you\u2019re buying raw, the size is counted before cooking. Raw shrimp shrink about 20% when you cook them, so a U15 raw shrimp will turn into a 12-14 cooked shrimp, which is important for portioning. If you\u2019re planning for cooked servings, add 20% more to your raw size count. For example, if you want 10 cooked shrimp per person, you need 12-13 raw shrimp, so go for a size that gives you 15 per pound, which would be roughly U15 raw.<\/p>\n

Now, let\u2019s get real about my own customers\u2019 biggest mistakes. The number one mistake I see people make? Buying the biggest shrimp they can afford, no matter the recipe. I had a family come in last spring, they bought 20 pounds of U15 for a weeknight dinner, and half of it went to waste because their kids hated the big, firm texture. They ended up giving the rest to a neighbor who hosts a weekly shrimp boil. That\u2019s $80 down the drain, just because they didn\u2019t match the size to their needs. The second biggest mistake is buying too much of one size without testing. A lot of people stick to one size forever, but mixing sizes is great\u2014save the big ones for parties, the medium ones for weeknights, the tiny ones for snacks.<\/p>\n

If you\u2019re still not sure, here\u2019s a quick cheat sheet I give all my new buyers:<\/p>\n