Grilled Flounder Tacos
Grilled flounder tacos take a fried classic and lighten it up, swapping the batter for a quick trip over the grill instead. The fish still gets a smoky, charred edge, just without the oil.
How to Grill Flounder
Flounder is thin and delicate, so it doesn't need long on the grill. Season the fillets with Croix Valley Spicy BBQ Booster, or a Chipotle Dust rub if you want more heat, then grill over medium heat, around 350°F, for about 3 to 5 minutes per side depending on thickness. It's ready when the fish flakes easily and turns opaque all the way through.
From the sun-kissed shores of Baja California to the bustling urban centers worldwide, the fish taco's journey is a testament to culinary evolution. At the heart of this history is a delightful variant: the grilled flounder taco. As we dive deep into the origins and evolution of fish tacos, we'll explore the allure of grilled flounder tacos and why they gained recognition so quickly.
Fish tacos trace their origins to the coastal regions of Mexico, particularly the Baja California peninsula. The region's inhabitants, blessed with an abundance of fresh seafood, ingeniously combined the bounty of the sea with staple ingredients like corn tortillas. Originally, the fish was battered and fried, then wrapped in these tortillas, offering a delicious blend of textures and flavors. Yet, as the popularity of fish tacos spread, so did the variations. This is where our star, the grilled flounder, takes center stage.

Flounder, with its delicate flavor and fine texture, quickly became a favorite choice for taco enthusiasts looking for a healthier and equally flavorful alternative to the deep-fried original. Grilled flounder tacos emerged as a preferred option, especially among health-conscious individuals and culinary explorers. The grilling process imparted a smoky undertone to the fish, enriching the taco experience.
As migration patterns and globalization influenced culinary landscapes, the fish taco made its way north to California in the mid-20th century. Once in the United States, its popularity exploded, with restaurants and food trucks experimenting with various fish types and preparation methods. Grilled flounder tacos, in particular, became synonymous with beachside barbecues and sunny Californian afternoons.
The tale of fish tacos is a testament to how dishes can evolve, adapt, and spread across cultures (hence us making them in our Wisconsin backyard). From the traditional fried fish taco of Baja California to the grilled flounder tacos that have captivated palates worldwide, this culinary journey epitomizes the beauty of food as a universal language. Today, whether you're biting into a taco by the sea in Ensenada or in a bustling city halfway across the world, the essence remains the same—a celebration of flavor, tradition, and innovation.
Once you've got the fish down, build the tacos with a quick tomato and tomatillo salsa, a charred poblano pepper, and a chipotle sour cream drizzle, all wrapped in a warm flour tortilla. Full recipe and ingredient list below.
Also check out our Leftover Brisket Street Tacos!
Grilled Flounder Tacos
Damon Holter
Fish & Seafood
While tacos trace their roots to Mexico before the arrival of the Europeans, tacos as we know them today are considered an absolute American favorite. The tortilla is an ideal hand-held vessel to carry the widest array of meats, vegetables and other toppings.
This recipe for Grilled Flounder Tacos with Cast Iron Spanish Rice uses the flavors of the grill to further enhance the culinary experience with healthy grilled fish. The spices, fresh salsa and roasted peppers make this a delicious treat the whole family will love!

Ingredients
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- 2 Roma tomatoes (diced)
- 1 medium onion (diced)
- ½ Lime (juiced)
- 1 large tomatillo (diced)
- 1 tsp. salt
- 1 tsp. ground cumin
- 1 tsp. chili powder
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- 5 Flounder or Tilapia filets
- 2 Tbsp. Croix Valley Spicy BBQ Booster or Chipotle Dust BBQ Dry Rub
- 12 oz. Shredded Cheese (Mexican or Cheddar-Jack)
- 1 cup Sour Cream
- 1 tbsp. Chipotle Peppers in Adobo Sauce
- 6” Flour Tortillas
- 1 Poblano Pepper
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- 1 cup Granulated Garlic
- ½ Cup Turbinado Sugar
- ½ Cup Black Pepper
- ¼ Cup Kosher Salt
- 3 Tbsp Paprika
- 1 Tbsp. Ground Chipotle
- ½ tsp. Cayenne Pepper
Our recipe for Cast Iron Spanish Rice.
Directions
Combine all salsa ingredients. Cover and refrigerate.
Sprinkle fish fillets with Croix Valley Spicy BBQ Booster or Chipotle Dust BBQ Dry Rub (see above).
Grill fish over medium grill (350⁰F) until flakey and meat becomes opaque, approximately 3-5 minutes per side, depending upon the thickness of the fillets.
Grill Poblano pepper over high heat until charred on all sides. Remove Seeds and dice.
Combine Sour Cream and Chipotles (blend or crush chipotles in adobo sauce until smooth)
Crumble fish into flour tortillas, top with salsa, cheese, peppers and drizzle with chipotle sauce.
Serve & enjoy!