Ingredients: 

1 onion 

600 g of potatoes 

50 g of butter

Salt and pepper

Fresh parsley 

300 ml of milk 

Directions: 

1. Slice the onion and cook it in a pan with butter and salt. 

2. Add parsley and milk, then season with salt and pepper. 

3. Place sliced potatoes in the pan. 

4. Put a lid on and cook for 15-20 minutes.