Heat olive oil and canola oil in a skillet over medium heat. Place barramundi in the skillet, skin side-down. Cook until lightly golden in color, 3 to 4 minutes per side. Transfer to a plate using a broad spatula. Drizzle with truffle oil. Garnish with 1/4 of the lemon slices. You may use fresh or frozen, 8 to 12 ounce barramundi fillets.
Adding a sauce, like Hollandaise Sauce is the perfect way to turn fish into a ketogenic entrée—and keep it filling and comforting. Barramundi is one of the new sustainably farmed, firm-fleshed, white fish that flakes nicely and has a really meaty texture. It's also pretty affordable for a healthier choice fish.
If you’re new to barramundi, this is the perfect introductory dish. The garlic, lemon, and butter sauce infuses the fish with a bright, rich flavor, and the whole thing takes less than 15 minutes. I love serving this with healthy side dishes like a leafy green salad and pearled couscous. It’s also great with a hearty potato side dish. 2.
The barramundi filet is sealed in parchment paper with olive oil, white wine, bell pepper, kalamata olives, capers, and more. As it bakes, all those juices infuse the fish with all its yummy flavor. Plus, the parchment paper means cleanup is minimal.