Step 1

Spray the slow cooker with non-stick cooking spray then place the frozen meatballs in the bottom of the slow cooker.

Step 2

For the sauce, melt the butter in a medium skillet over medium-high heat. Add the flour and whisk to create a paste.

Step 3

Slowly stir in beef broth and heavy cream.

Step 4

Stir in the Worcestershire sauce, Dijon mustard, allspice, and nutmeg. Bring to a simmer until the sauce starts to thicken. Season with salt and pepper to taste.

Step 5

Pour the sauce over the meatballs.

Step 6

Cover and cook the meatballs for 2 hours on high, or low for 4 to 5 hours.

Step 7

Garnish the Swedish meatballs with parsley, and serve with mashed potatoes or egg noodles.