Pollock Baked in Mustard-Mayonnaise Sauce, with Onions and Cheese

by Editorial Staff

A simple dish of affordable fish. Place the pollock pieces on the onion “pillow”, top with the mayonnaise and mustard sauce, sprinkle with grated cheese, and place in the oven. An excellent result is obtained – a ruddy cheese crust, and inside there is a delicate, aromatic fish.

Summary

Cook Time	45 minutes
Total Time	45 minutes
Course	Main Dish
Servings (Default: 3)

Ingredients

Pollock fillet – 300 g
Onions – 250 g (2 pcs.)
Hard cheese – 80 g
Mustard – 1 teaspoon
Mayonnaise – 120 g
Lemon – 50 g (0.5 pcs.)
Salt to taste
Ground black pepper – to taste
Vegetable oil (for lubricating the mold) – 2 tbsp

Pollock Baked in Mustard-Mayonnaise Sauce, with Onions and Cheese

Instructions

Peel, wash, and dry the onion. Cut the onion into quarters or half rings.
Wash the pollock fillet, cut into small portions, sprinkle them with lemon juice, salt, and pepper to taste.
Combine mayonnaise with mustard and mix. Put all prepared onions on the bottom of a greased baking dish, lightly salt and pepper.
Put the fish on top of the onion. Brush the fish fillet with the prepared sauce. Grate the hard cheese on a fine grater and put it on top of the sauce.
Bake the fish in an oven preheated to 180 degrees for 25-30 minutes (be guided by your oven).
Pollock baked in mustard-mayonnaise sauce, with onions and cheese is ready. Transfer the appetizing fish to portioned plates and serve with, for example, rice or potatoes.

Enjoy your meal!

About Editorial Staff

The Boss Kitchen editorial staff oversees content review, fact-checking, and recipe verification across the site. Published articles pass through the editorial team before going live, ensuring ingredient lists, techniques, cooking times, and nutritional claims hold up in a home kitchen. The team coordinates contributions across the site writers, handles reader corrections, and maintains consistency in measurement conventions, safety guidance, and dietary labeling. Posts under this byline typically represent team-reviewed reference material, site announcements, or editorial roundups rather than individual-author features, and they are held to the same sourcing standards as bylined recipe and product coverage.