Greek Lentil Pasta Salad

Name: Greek Lentil Pasta Salad
Cuisine: European, Mediterranean, Greek
Ingredients: 1/3 cup tahini; 2 tablespoons red wine vinegar; juice from 1/2 lemon; 1 teaspoon Dijon mustard; 1 teaspoon garlic powder; 1/2 teaspoon onion powder; 1/2 teaspoon oregano; 1/2 teaspoon dried basil; salt and pepper (to taste); water (to thin out); 8 oz dry pasta; 1/2 cup dry green lentils; 2 cups vegetable broth; 1 bay leaf; 1/2 cup chopped cucumber (seeds scooped out); 1/2 cup chopped tomato (seeds removed); 2 tablespoons thinly-sliced red onion; 1 roasted red bell pepper (chopped); 1/2 can artichoke hearts (chopped); 1/4 cup kalamata olives (seeded and chopped); 1 tablespoon dill