Meatball Sandwich - Tone's®

Ingredients

• 1 tbsp olive oil, extra virgin
• 1/2 cup coarsely chopped onions
• 1/2 cup coarsely chopped bell peppers
• 1 cup sliced mushrooms
• 1 can (15 ounces) tomato sauce
• 1 tbsp Oregano Leaf
• 1 tsp Garlic Powder
• 24 frozen meatballs (1/2 ounce each)
• 6 hoagie buns, toasted if desired
• 1 cup (4 ounces) shredded mozzarella cheese
• 1 can (6 ounces) tomato paste