Preheat Oven: Preheat oven to 400°F.
Boil Water for Gnocchi: Bring a large pot of salted water to a boil.
Prepare Squash: In a large bowl, combine 3-4 cups diced squash, 1 tablespoon olive oil, and salt & pepper to taste.
Roast Squash: Spread the squash evenly on a baking sheet. Roast for 30-35 minutes, shaking pan after 20 minutes.
Prep Ingredients: While squash is roasting, prep butter, prosciutto, rosemary and kale for step 6-7.
Prepare Herbed Butter Sauce: Melt butter in a sauté pan over medium heat. Add prosciutto strips and cook, stirring often, for 2 minutes. Add 1 tablespoon fresh rosemary and 3 cloves garlic, stirring constantly for 1 minute.
Cook Kale: Add kale to the sauté pan. Lower heat to medium-low, cover with a lid, and let it cook for 5 minutes. Remove the lid and stir once halfway through. Remove from heat.
Cook Gnocchi: While the kale is cooking, boil the gnocchi according to the package instructions.
Combine and Finish: Add gnocchi to the sauté pan, stirring gently until the gnocchi is evenly coated in the herbed butter sauce.
Garnish and Serve: Top off with freshly grated Parmesan cheese, salt & pepper.