Crockpot French Onion Beefloaf with Melted Swiss - My Home Made Recipe

Ingredients

• 2 large yellow onions, thinly sliced
• 2 tablespoons (28 g) unsalted butter
• 1/4 teaspoon kosher salt
• 2 lb (900 g) 80/20 ground beef
• 1 cup (60 g) plain breadcrumbs
• 1/3 cup (80 ml) whole milk
• 2 large eggs, lightly beaten
• 1 packet (1 oz / 28 g) dry onion soup mix
• 1 tablespoon Worcestershire sauce
• 1 teaspoon garlic powder
• 1/2 teaspoon black pepper
• 1/4 cup (25 g) grated Parmesan cheese
• 1 cup (240 ml) low-sodium beef broth
• 6 slices Swiss cheese
• 1 tablespoon chopped fresh parsley, optional