Quibebe from Soup: A Way of Life by Barbara Kafka

Ingredients

• 4 cups (1 l) Beef Stock or, in England beef stock, imported beef or meat stock
• ½ teaspoon sugar
• Freshly grated Parmesan cheese, for serving
• 1 very small clove garlic, smashed, peeled, and very finely chopped
• 1 medium onion, coarsely chopped
• ½ small dried hot red pepper (pequín), crushed
• 2 pounds (900 g) butternut or Hubbard squash, cut into pieces, seeded, peeled, and cut into ½-inch (1-cm) dice
• 2 teaspoons kosher salt
• 4 tablespoons (60 g) unsalted butter
• 1 medium tomato, peeled, seeded, and coarsely chopped