Blackened ain't burnt, sha.
I know a lot of folks see that dark crust and think you burned supper — you didn't. You did it right.
Blackening is a Louisiana thing. Paul Prudhomme made it famous down in New Orleans — hot cast iron, butter, and a pile of Cajun spices that hit that screaming hot pan and puff up into a smoky, spicy crust. Inside stays juicy, outside gets that dark mahogany color.
My blackened shrimp takes 10 minutes. No marinating, no deep frying. One skillet, one pound of Gulf shrimp, and my blackening seasoning you can keep in a jar forever. We eat it on rice, in tacos, on grits, straight off the fork standing over the stove.
If you learn this technique, you can blacken anything.
Serves: 4 | Prep: 5 minutes | Cook: 5 minutes | Total: 10 minutes
🛒 Shop this recipe: Nana's Blackened Shrimp Kit on Amazon has the cast iron skillet, seasoning jars, and tongs in one place.
For Nana's Blackened Seasoning — Makes 1/2 cup, keep it
2 Tbsp smoked paprika — not sweet paprika
1 Tbsp garlic powder
1 Tbsp onion powder
1 Tbsp salt
1 Tbsp black pepper
2 tsp dried oregano
2 tsp dried thyme
1 tsp cayenne — 1/2 tsp if you don't like heat
1 tsp brown sugar — optional, helps crust and balances heat
Mix it all and store in a mason jar for up to 6 months.
For The Shrimp
1 lb large Gulf shrimp — 21/25, peeled, deveined, tails on or off, patted bone dry
2 Tbsp of your blackened seasoning — plus more if you like it spicy
2 Tbsp olive oil
3 Tbsp unsalted butter — divided
1 lemon — cut in wedges
Parsley and green onions for garnish
Instructions
Step 1: Dry, season, don't be shy. Pat the shrimp dry with paper towels — this is the whole secret. Wet shrimp won't blacken, they steam and turn gray. Toss the dry shrimp in a bowl with olive oil and 2 Tbsp blackened seasoning until every shrimp is coated.
Step 2: Get that skillet HOT. A cast iron skillet is best, cher. Heat it over medium-high until it just starts to smoke, about 2 minutes. Add 2 Tbsp butter, letting it melt and foam but not burn.
Step 3: Sear — don't crowd. Lay the shrimp in a single layer, not touching. You should hear a loud sizzle — if you don't, the pan isn't hot enough. Cook 1 1/2 to 2 minutes per side, using tongs to flip without splashing hot oil. Don't move them for the first 90 seconds — that's your crust forming. Flip once. They should be dark mahogany, not black-black. If they're black-black, the heat is too high.
Step 4: Butter finish. In the last 30 seconds, add the last 1 Tbsp butter and a squeeze of lemon. Spoon that melted spiced butter over the shrimp. Pull them when they're C-shaped, pink inside, crust outside. If they're O-shaped, you went too long.
Serve immediately with lemon.
Nana's Tips — So You Don't Mess It Up
Blackened is not burnt. The dark color comes from toasted spices and milk solids in butter, not char. If it tastes bitter and acrid, you burned it. If it tastes smoky, spicy, buttery — you nailed it.
Dry shrimp is everything. I say it every time because it's true. Paper towel. Press. Then season. Skip this, and your seasoning slides off.
Cast iron beats non-stick. Non-stick can't get hot enough for real crust. If all you have is non-stick, get it as hot as it will safely go and don't use max heat.
Make your seasoning low-salt. My mix above is balanced. Store-bought blackened seasoning is often all salt — make yours and control the salt.
Don't walk away. Blackened shrimp goes from perfect to rubber in 45 seconds. Stay at the stove. Phone down.
Butter at the end, not the start only. Oil helps sear at high heat, butter at the end gives flavor. Start with only butter and it burns before your crust forms.
Things to Do With It — More Than Just a Plate of Shrimp
This is why you learn blackened shrimp — it goes on everything:
Over rice: White rice, dirty rice, or Cajun rice. Spoon the pan butter over it — a 5-minute supper.
Blackened Shrimp and Grits: Swap the Cajun shrimp in my shrimp and grits recipe for blackened — smoky on creamy.
Tacos: Flour tortilla, slaw, blackened shrimp, remoulade, lime. My grandkids' favorite.
Pasta: Toss with fettuccine, a little heavy cream, parmesan, and that pan sauce — blackened shrimp alfredo.
Salad: On top of a Caesar or a simple romaine with avocado, corn, and ranch.
Po'boy: French bread, mayo, lettuce, tomato, blackened shrimp. No fryer needed.
Skewers: On the grill, 2 minutes per side, for cookouts.
Other Things That Are Good Blackened If You Don't Have Shrimp
Same seasoning, same hot pan technique, cher. Don't waste that jar:
Chicken: Sliced thin or thighs, 5–6 minutes per side.
Fish: Catfish, redfish, drum, salmon, mahi — firm fish works best, 3–4 minutes per side.
Steak: Thin-cut sirloin or ribeye for blackened steak bites.
Scallops: Big sea scallops, same as shrimp — 90 seconds per side.
Vegetables: Cauliflower steaks, sliced zucchini, corn on the cob, sliced potatoes — toss in oil and seasoning, sear hot.
Tofu: Extra-firm, pressed dry, cubed — surprisingly good blackened.
If you can get a crust on it, you can blacken it.
Frequently Asked Questions
What's the difference between Cajun and blackened?
Cajun is the seasoning style — paprika, garlic, onion, cayenne, herbs. Blackened is the cooking technique — searing seasoned protein in a very hot skillet with butter to create that dark crust.
Is blackened shrimp spicy?
Mine has a kick but not fire. Cayenne controls the heat — use 1/2 tsp for mild, 1 tsp for medium, 1 1/2 tsp if you like it hot like your momma's kitchen.
Can I make it in the air fryer?
Yes, but you won't get the same crust. Toss the shrimp in oil and seasoning, air fry at 400°F for 5–6 minutes, shaking halfway. Good, not great — skillet is better.
Can I use frozen shrimp?
Yes — thaw completely in cold water, then pat completely dry. Frozen shrimp holds water, so dry extra well or the seasoning won't stick.
How do I keep it from smoking up my house?
Turn on the vent, open a window. Blackening is supposed to smoke a little. If it's a lot of smoke, the heat is too high — medium-high, not max.
Can I make it ahead?
Best fresh — shrimp toughen when reheated. If you must, cook, refrigerate up to 2 days, and reheat 30 seconds in a hot skillet with a little butter. Don't microwave long.
Nutrition Information — Per Serving
This is an estimate for 1/4 of the recipe — about 4 oz shrimp cooked with oil and butter, not including rice.
Calories: 215
Protein: 23g
Fat: 12g — Saturated Fat 4.5g
Carbs: 2g — Fiber 0.8g, Sugar 0.5g
Sodium: 620mg — depends on your seasoning salt
Cholesterol: 160mg
Lighter option: Use 1 Tbsp oil total, skip the final butter, and serve over cauliflower rice — drops to about 150 calories, 7g fat.
This is not medical advice — just Nana's estimate from USDA data. If you have dietary needs, check your specific ingredients.
Serving & Storage
Fridge: 2 days in an airtight container. Store the pan sauce separately if you can.
Reheat: Hot skillet, 30 seconds with a little butter. Don't overdo it.
Freezer: I don't freeze cooked blackened shrimp — the texture goes to mush. Freeze raw shrimp with the seasoning instead, then thaw and cook fresh.
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From Nana's Kitchen
Once you've got this seasoning jar on your shelf and this technique in your hands, you'll never buy blackening seasoning packets again. Ten minutes, one skillet, and a crust that means business.
Tell Nana: shrimp, chicken, or fish — what are you blackening first?
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