Simple Summer Squash Soup

Ingredients (8)

• + 1 (1 pound) butternut squash, peeled and cubed add to pantry
• + ¼ cup water add to pantry
• + ¾ cup whole milk add to pantry
• + ½ cup shredded Cheddar cheese, or more to taste add to pantry
• ✓ salt and ground black pepper to taste
• ✓ salt and ground black pepper to taste
• ✓ 2 tablespoons sour cream, or to taste
• + 2 tablespoons chopped fresh cilantro, or to taste add to pantry