Foryoueats: Homemade Swedish Meatballs

Ingredients

• For the meatballs:
• 3 slices white bread, crusts removed, cut into cubes (about 2 cups)
• 1/4 cup milk
• 4 tablespoons butter, divided
• 1/2 large yellow or white onion, grated using the large holes of a box grater
• 1 large egg
• 3/4 pound ground beef
• 1/2 pound ground pork
• 1 teaspoon kosher salt
• 1 teaspoon black pepper
• 1/2 teaspoon freshly grated nutmeg
• 1/2 teaspoon ground cardamom
• For the sauce:
• 3 tablespoons butter
• 3 tablespoons flour
• 2 cups beef stock
• 1/4 cup sour cream (use full-fat or the sauce may curdle)
• 2 tablespoons lingonberry, red currant, raspberry, or cranberry jelly, to taste (optional)
• Salt and pepper, to taste