Broad BeanCauliflower salad with Cumin Yogurt

Name: Broad Bean&Cauliflower salad with Cumin Yogurt
Ingredients: The Salad; 1/2 cup puy lentils; 1 bay leaf; 2 cloves garlic; 1/2 large cauliflower, broken into small florets; 100g broad beans, fresh or frozen; 1 handful black olives, halved and pitted; 1/2 preserved lemon, finely chopped; 1 teaspoon cumin seeds, toasted and lightly ground; 1 handful coriander; 1 handful sunflower seeds, toasted; Cumin Yogurt; 100g greek set yogurt; 1 tablespoon tahini; 1 clove garlic, minced; pinch salt; 1 teaspoon cumin seeds, toasted