Roasted Vegetable Meatloaf with Mustard Mashed Potatoes

A hearty and flavorful meatloaf packed with roasted vegetables, herbs, and melty mozzarella cheese, served with mustard mashed potatoes. The combination of ground beef, roasted zucchini, peppers, and onions creates a moist and delicious main dish.

8 servings
2 hr 20 min

Ingredients

  • 3 whole small zucchini, diced
  • 3 whole red bell peppers, diced
  • 2 whole medium-size red onions, diced
  • 2 tablespoons olive oil
  • 2 tablespoons chopped fresh rosemary, divided
  • 2 pounds ground beef chuck (20% fat)
  • 2 cups coarsely grated whole-milk mozzarella cheese
  • cups panko
  • 1 cup thinly sliced fresh basil
  • 1 tablespoon chopped fresh marjoram
  • teaspoons salt
  • ½ teaspoon ground black pepper
  • ½ teaspoon dried crushed red pepper
  • 1 cup ketchup, divided
  • 2 whole large eggs
  • ¼ cup dry red wine
  • 1 serving Mustard Mashed Potatoes

Cooking Instructions

  1. 1.

    Preheat oven to 450°F. Combine zucchini, peppers, and onions in medium bowl. Add oil and 1 tablespoon rosemary; toss to coat. Spread evenly on rimmed baking sheet; sprinkle with salt and pepper. Roast until vegetables are tender, about 25 minutes. Remove from oven; cool.

    25 min

  2. 2.

    Preheat oven to 375°F. Mix ground beef, mozzarella, panko, basil, marjoram, 1 1/2 teaspoons salt, 1/2 teaspoon pepper, dried crushed pepper, 1 tablespoon rosemary, and 1 cup roasted vegetables in large bowl. Whisk 1/2 cup ketchup, eggs, and wine in medium bowl. Add to beef mixture; stir with wooden spoon until well incorporated; spoon into 9x5x3-inch loaf pan, forming rounded top.

    15 min

  3. 3.

    Spoon 1/2 cup ketchup over top of loaf. Bake meatloaf until cooked through, juices run clear, and top is browned, about 1 hour 10 minutes. Remove pan from oven; let meatloaf rest 20 minutes.

    90 min

  4. 4.

    Rewarm remaining vegetable mixture in large nonstick skillet. Turn meatloaf out; cut into 1-inch-thick slices. Top with warm roasted vegetable mixture; serve with mashed potatoes.

    10 min

  5. 5.

    *Flaky panko crumbs are the best substitute for fresh breadcrumbs in almost anything, including meatloaf. Look for them in the Asian foods section of the supermarket and at Asian markets.