2 cups sharp cheddar cheese grated plus more for garnish
5 tablespoons butter unsalted
1 large potatoes diced white
Equipment
frying pan
paper towels
pot
blender
Directions
Melt 4 tablespoons butter in a large pot over medium-low heat and add the onion, apples, potato and squash. Season with salt and pepper and cook until the onion is soft, about 8 minutes. Stir in the sage and flour.
Add the cider and cook over high heat, stirring, until thickened.
Add the broth and milk, cover and bring to a boil; reduce to a simmer and cook, stirring, until the potato is soft, 8 to 10 minutes.
Meanwhile, heat the remaining 1 tablespoon butter in a large skillet over medium-high heat.
Add the prosciutto and cook until crisp, turning occasionally, about 2 minutes.
Drain on paper towels.
Add the cheese to the soup and stir over medium-low heat until melted. Puree in a blender in batches until smooth; season with salt and pepper.
Garnish with the prosciutto, more cheese and chives, if using.