Better Meatloaf - Ellie Krieger

Ingredients

• 1 small zucchini (6 ounces; peeled if desired)
• 1 tablespoon extra-virgin olive oil
• 1 medium onion, half finely chopped, half cut into thin rings
• 1/2 medium red bell pepper, seeded and finely chopped
• 2 cloves garlic, minced
• 2 tablespoons tomato paste
• 2 large eggs, lightly beaten
• 1 1/2 pounds lean ground beef (90 or 93 percent lean)
• 3/4 cup quick-cooking oats
• 1 tablespoon Worcestershire sauce
• 1 1/2 teaspoons salt
• 1/4 teaspoon freshly ground black pepper
• 2 teaspoons molasses
• 1 teaspoon yellow or Dijon mustard
• One 8-ounce can no-salt-added tomato sauce