Baked White Fish Fillet with Potatoes, Cucumber-Tomato Salad, and Lemon Sour Cream

Headnote

This is a composed plate of quiet precision: tender white fish, a clean potato base, and a bright salad sharpened by lemon and sour cream. The sauce is restrained, the seasoning exact, and the balance depends on freshness rather than force. It is a dish of clarity, where each element keeps its own shape and purpose.

Recipe essentials

Dish category: Main course
Cuisine or origin: European-inspired
Course type: Lunch or dinner
Yield: 1 serving
Serving size: 350 g
Prep time: 15 minutes
Cook time: 25 minutes
Total time: 40 minutes
Difficulty: Moderate

Equipment

Small saucepan
Small baking dish
Mixing bowl
Sharp knife
Cutting board
Spoon
Oven set to 200°C

Ingredients

Fish

White fish fillet, 120 g

Salt, 2 g

Black pepper, 0.5 g

Garlic, finely grated, 3 g

Olive oil, 8 g

Tomato sauce, 25 g

Cream, 20 g

Mushroom, finely sliced, 30 g

Mozzarella cheese, grated, 20 g

Potatoes

Potato, peeled and cut into even pieces, 120 g

Salt, 2 g

Butter, 8 g

Cucumber-tomato salad

Cucumber, 35 g

Cherry tomato, 35 g

Olive oil, 5 g

Salt, 1 g

Black pepper, 0.3 g

Lemon sour cream

Sour cream, 20 g

Lemon, finely grated zest and juice, 5 g

Method

1. Heat the oven to 200°C. Lightly oil a small baking dish with a little of the olive oil from the fish component.

2. Place the potato in a small saucepan, cover with water, and add the salt for the potatoes. Bring to a boil, then simmer for 12 to 15 minutes, until the pieces are fully tender but still hold their edges. Drain well and return to the warm pan. Add the butter and toss gently until the surface looks glossy and the potato is evenly coated.

3. In a mixing bowl, combine the sour cream with the lemon zest and juice. Stir until smooth and lightly aerated. The sauce should taste clean, cool, and sharply lifted.

4. Slice the cucumber and halve the cherry tomato. Combine them with the olive oil, salt, and black pepper. Toss briefly so the vegetables are lightly seasoned but remain crisp and distinct.

5. Season the fish fillet with the salt, black pepper, and grated garlic. Place it in the prepared baking dish. Spoon the tomato sauce over the fish, then spread the cream over the sauce. Scatter the mushroom evenly over the top, and finish with the mozzarella.

6. Bake for 12 to 14 minutes, depending on thickness, until the fish is opaque and just flakes at the center, the mushroom is tender, and the cheese is melted with light golden spots. The sauce should be hot and lightly bubbling at the edges.

7. Let the fish rest for 2 minutes. This allows the juices to settle and keeps the flesh intact when plated.

Plating and serving

Set the buttered potato in a neat mound or short line on one side of the plate. Place the baked fish beside it, spooning a little of the pan sauce over the top. Arrange the cucumber-tomato salad cleanly to the opposite side, then finish with the lemon sour cream as a small, precise accent.

Professional notes

Do not overbake the fish; its texture should remain moist and supple, not dry or fibrous. Keep the salad cold and crisp until the last moment so it contrasts with the warm fish and potato. The lemon sour cream should remain restrained, providing brightness rather than masking the sauce.