Peel the garlic and press it through the garlic press. Mix with the mayonnaise, season with salt and cayenne pepper. Wash the chives, dab dry, cut into small rolls and stir into the garlic mayonnaise.
Finely dice the gherkins. Peel and finely chop the onion. Mix jam and ketchup. Add cucumber and onion cubes, season with Tabasco. Put potato chips on a baking tray and bake in the preheated oven (electric cooker: 225 ° C/ gas: level 4) for 12-14 minutes until golden brown.
In the meantime, wash the fish fillets, dab dry and cut into medium-sized pieces. Sprinkle fish pieces with lemon juice and season with salt and pepper. Whisk the egg. First dust the fish pieces with flour and then pull them through the egg.
Heat the oil in a coated pan and fry the fish pieces in it for about 5 minutes on both sides until golden brown. Remove the fish fillets, arrange them on plates with the potato chips and serve garnished with parsley.