Ingredients

• 2 tablespoons lemon juice
• 1/4 cup red wine vinegar
• 2 tablespoons light olive oil
• 1 teaspoon sugar
• 1/4 teaspoon dried oregano
• 1/8 teaspoon fresh coarse ground black pepper
• 2 cups uncooked medium pasta shells
• 1 small cucumber, scored and sliced (1 cup)
• 1 cup grape tomatoes, halved
• 10 pitted kalamata olives, coarsely chopped
• 5 cups mixed salad greens
• 1/4 teaspoon salt
• 1/2 small red onion, sliced into thin wedges