Simple Ham and Squash Spaghetti

INGREDIENTS

• 2 tablespoons olive oil
• 4 ounces smoked ham, thinly sliced
• 3 cloves garlic, thinly sliced
• 1 1/2 cups chicken broth
• 3 cups peeled, seeded, and diced butternut squash
• 1 pinch crushed red pepper flakes, or to taste
• salt, or to taste
• 1 teaspoon ground black pepper, or to taste
• 1 cup mascarpone cheese
• 1 tablespoon chopped Italian flat leaf parsley
• 14 ounces spaghetti
• finely grated Parmigiano-Reggiano cheese