Rachel's Pizza Pasta Salad

Details

Ingredients

• 1 (16 ounce) package tri-color rigatoni pasta
• 2 onions, diced
• 3 tomatoes, diced
• 12 ounces provolone cheese, cut into strips
• 2 green bell peppers, diced
• 1 (8 ounce) package sliced pepperoni
• ¼ cup sliced olives, or to taste
• 1 cup olive oil
• ½ cup vinegar
• 2 tablespoons grated Parmesan cheese
• 1 tablespoon white sugar
• ½ teaspoon dried oregano
• salt and ground black pepper to taste