Sopa de Lentejas de la Tia Julita

Ingredients

• vegetable oil
  2 tablespoons
• chorizo sausages

  peeled and sliced into 8 pieces
  5 ounces
• coarsely chopped onions
  1 cup
• pumpkin

  cut into ¼-inch pieces
  1 cup
• leeks

  white and light green parts only, sliced into 1-inch rings
  2 unit
• garlic cloves

  coarsely chopped
  5 unit
• tomato

  peeled, seeded, and coarsely chopped
  1 large
• lentils

  pickled over and rinsed
  1½ cups
• celery rib

  with leaves
  1 small
• parsley
  3 sprigs
• bay leaves
  2 unit
• – 3 quarts water
  2½ unit
• salt and freshly ground black pepper

  to taste
  1 unit
• potatoes

  peeled and cut into ¼-inch dice
  4 small
• finely minced fresh parsley
  2 tablespoons