Beef Broth Stuffing – 6 Irresistible Tips For Juicy Roasts

Ingredients

• 1.5 lbs day-old sourdough bread (cut into ¾-inch cubes)
• 4 tbsp unsalted butter (divided)
• 1 tbsp beef tallow (optional)
• 2 large yellow onions (thinly sliced)
• 4 garlic cloves (minced)
• 2 cups warm beef broth (low-sodium)
• 1 cup homemade beef stock (optional, see notes)
• 2 celery stalks (diced)
• 1 cup sautéed cremini mushrooms (chopped)
• 2 tbsp fresh thyme leaves (or sage)
• 1 tbsp fresh rosemary (minced)
• 1 tsp kosher salt (plus more to taste)
• ½ tsp black pepper