Butternut Squash and Apple Curry

Name: Butternut Squash and Apple Curry
Ingredients: 2 tablespoons unsalted butter; 3 inch pieces fresh ginger, peeled and finely grated; 6 large garlic cloves, minced or finely grated; 1 white onion, chopped; 1 tablespoon Madras-style curry powder; 1 tablespoon ground cumin; 2 teaspoons ground coriander; 2 teaspoons ground turmeric; Pinch cayenne or other ground red chile; 1 can diced tomatoes; 1 small butternut squash, peeled, seeded and chopped; 1 Granny Smith apple, peeled, cored and chopped; 1 can coconut milk; 1 can chickpeas, rinsed and drained; 1 tablespoon lemon juice; 1/2 cup golden raisins; 1/4 cup unsweetened shredded coconut; Kosher salt and freshly ground black pepper; 3/4 cup Greek yogurt, plus more for serving; Minced cilantro, for serving