Easy Ground Pork and Potatoes Casserole (Ground Pork Recipe for Dinner in 19 Steps)

1) 2 kg/70 oz of potatoes
2) 1 kg/35 oz of ground pork
3) 200 g/7 oz of yellow onion
4) 2-3 tbsp of sunflower oil
5) salt and ground black pepper to taste
6) 1/2 tsp of dried rosemary (optional)
7) 3 eggs
8) 6 tbsp of sour cream

1) place potatoes into a high pot, fill it up with water and boil them until they are just slightly soft
2) take potatoes out from the water, wait to cool, and peel them off
3) peel onions off and chop them finely
4) place onions and ground pork into a frying skillet
5) season ingredients with salt to taste and add some oil
6) fry ingredients over medium temperature until golden brown
7) meanwhile, cut potatoes into rounds of about half a finger thickness
8) brush a tray with little oil and place a layer of potato rounds (about half of potatoes)
9) sprinkle over potatoes from the tray some salt and dried rosemary to taste
10) add fried mincemeat and onions into the tray and spread it into a layer
11) grind some black pepper over the meat layer and add some salt if necessary
12) place remaining potato rounds into a layer over minced meat and press gently over them with your palm to compress a bit the ingredients
13) break eggs and separate the yolks and whites
14) place whites into a bowl, add a pinch of salt and whisk them by mixer until hard
15) add egg yolks to the bowl one by one while stirring gently
16) add sour cream gradually to the bowl while stirring gently, season ingredients with some salt and ground black pepper to taste
17) pour the sour cream sauce over ingredients from the tray, spread it into an even layer, and shake the tray pretty energetically to eliminate air bubbles
18) place the tray in the preheated oven at 190 C/375 F and bake casserole until golden on top (20-25 minutes)
19) take pork and potato casserole out from the tray and wait 15-30 minutes before serving food to harden the sour cream sauce inside