Ground Pork Architecture: The Vegetable-Enhanced Loaf Matrix | Byte The Chef

Ingredients

• 2 tbsp unsalted butter, European-style preferred
• 1 cup yellow onion, finely chopped (1/4-inch dice)
• 1 rib celery rib, finely chopped
• 1 carrot, peeled and finely chopped
• 0.5 cup green onions, finely chopped (green and white parts)
• 3 clove garlic cloves, minced to paste consistency
• 2 tsp kosher salt
• 0.5 tsp black pepper, freshly ground
• 2 tsp Worcestershire sauce
• 0.25 cup ketchup, divided for mixing and glazing
• 2 lb ground pork, 80/20 fat ratio ideal
• 0.67 cup fresh bread crumbs from day-old bread
• 1 large large egg, room temperature and lightly beaten