Mini Meatball Sliders - Martin's Famous Potato Rolls and Bread

Ingredients

• 1 pound ground beef
• 1/2 cup chopped onion
• 1/2 cup chopped green pepper
• 1/2 cup crushed butter-flavored crackers or breadcrumbs
• 1 egg
• 1 teaspoon Worcestershire sauce
• 1 teaspoon chopped garlic
• 1 teaspoon salt
• 1 teaspoon ground black pepper
• 1 (26.5 ounce) can pasta sauce
• 1/2 cup shredded mozzarella cheese
• 4 slices provolone cheese
• 1/3 cup grated Parmesan cheese
• 8 Martin’s Dinner (or Party) Potato Rolls, split and lightly toasted