Hachis parmentier

Name: Hachis parmentier
Prep time: 10 min
Cook time: 45 min
Total time: 55 min
Yield: 2 servings
Cuisine: French, European
Ingredients: 250 gr of 12% beef mince; 4 Baking potatoes; 1 twist of Black pepper; 1 Canned chopped tomatoes; 1 handful of Emmental cheese; 1 pinch of Fine sea salt; 2 cloves of Garlic; 1 Medium egg; 20 gr of Plain flour; ½ White onion