Greek Pasta Salad I

Ingredients

• 1/2 cup olive oil
• 1/2 cup red wine vinegar
• 1 1/2 teaspoons garlic powder
• 1 1/2 teaspoons dried basil
• 1 1/2 teaspoons dried oregano
• 3/4 teaspoon ground black pepper
• 3/4 teaspoon white sugar
• 2 1/2 cups cooked elbow macaroni
• 3 cups fresh sliced mushrooms
• 15 cherry tomatoes, halved
• 1 cup sliced red bell peppers
• 3/4 cup crumbled feta cheese
• 1/2 cup chopped green onions
• 1 (4 ounce) can whole black olives
• 3/4 cup sliced pepperoni sausage, cut into strips