Roasted Cauliflower Salad with Lentils and Dates

Name: Roasted Cauliflower Salad with Lentils and Dates
Ingredients: 1/2 cup raw almonds; 1 cup beluga or green lentils, rinsed; 1 head of cauliflower, cut into 1- to 1 1/2-inch florets; 1/4 cup plus 1 tablespoon extra-virgin olive oil; 1/4 teaspoon ground cumin; 1/4 teaspoon ground cinnamon; 1/4 teaspoon ground ginger; Pinch of cayenne; Kosher salt; Freshly ground pepper; 2 tablespoons tahini; 3 tablespoons fresh lemon juice; 1 teaspoon honey; 10 dates, pitted and chopped; 1/2 small red onion, sliced; 4 cups loosely packed spinach or arugula