Gluten-Free Swedish Meatballs: A Healthier, Comforting Twist on a Clas

Ingredients

• 0 ½ cup yellow onion, finely diced
• 0 2 cloves garlic, minced
• 0 ½ cup gluten-free breadcrumbs
• 0 ¼ cup Parmesan cheese
• 0 1 large egg, whisked
• 0 1 teaspoon salt
• 0 1 tablespoon oregano, dried
• 0 1/2 teaspoon ground allspice
• 0 1/2 teaspoon ground nutmeg
• 0 ¼ teaspoon black pepper
• 0 1 tablespoon avocado oil
• 0 4 tablespoons butter
• 0 2 cups beef broth (16 oz carton)
• 0 2 teaspoons Worcestershire sauce
• 0 1 teaspoon Dijon mustard
• 0 ½ cup sour cream, at room temperature