Pizza Burgers

Ingredients

• 1 pound ground beef (I use 90% lean)
• 2 tablespoons chopped onion
• ½ teaspoon dried minced garlic
• Pinch of salt, sprinkle of pepper
• 1 6-ounce can tomato paste
• 3/4-1 cup water
• 2 teaspoons dried oregano
• 2 teaspoons dried basil
• 1 teaspoon dried parsley
• 1 cup shredded mild cheddar, loosely packed
• 1 cup shredded mozzarella, loosely packed
• ½ pound pepperoni, fairly finely diced
• Hamburger buns
• Additional shredded mozzarella