Greek Salad Pasta

Name: Greek Salad 'Pasta'
Ingredients: 4 cucumbers, peeled, halved, and seeded; 1/2 red onion, finely diced; 1/2 white onion, finely diced; 16 grape tomatoes, quartered; two 17.6-ounce containers of greek yogurt; 1/2 pound feta cheese; salt and freshly ground black pepper, to taste; juice from 1/2 lemon