Kroppkakor - Swedish Potato Dumplings – Recipe Wise

Ingredients

• 2 lbs potatoes , about 6 medium
• 1 egg yolk , slightly beaten
• 1 1/2 teaspoons salt
• 3/4 3/4 lb bacon or 3/4 lb ham , cut into 1 inch cubes
• 1 medium onion , chopped
• 2 -3 cups plain flour
• 2 quarts water
• 2 teaspoons salt
• melted butter , to serve
• lingon jam , to serve