Pumpkin and apple soup

Name: Pumpkin and apple soup
Prep time: 20 min
Cook time: 40 min
Total time: 1 h
Cuisine: American
Ingredients: 4 cups chopped yellow onions (3 large); 2 tablespoons of mild curry powder; 5 pounds of squash (2 large); 1 1/2 pounds of sweet apples, such as McIntosh (4 apples); 2 teaspoons of kosher salt; 1/2 teaspoon of freshly ground black pepper; 2 cups of water; 2 cups of good apple cider or fruit juice