1: Grandma's meatloaf is legendary for its secret ingredients.

2: 1. Worcestershire sauce adds depth to the flavor.

3: 2. Ketchup gives the meatloaf a hint of sweetness.

4: 3. Dijon mustard brings a subtle tanginess.

5: 4. Fresh herbs like parsley and thyme enhance the taste.

6: 5. Minced garlic adds a savory kick.

7: 6. Onion soup mix provides rich umami flavor.

8: 7. Bread crumbs give the meatloaf the perfect texture.

9: 8. A splash of milk keeps the meatloaf moist and tender.