Hearty portuguese kale soup

1. Heat oil in a skillet; saute the sausage just until the fat is rendered, about 3 to 5 minutes.
2. Drain on paper towels and reserve.
3. Bring broth to a boil with the onions and potatoes; simmer 10 to 15 minutes until potatoes are very tender.
4. Mash onions and potatoes in the broth with a potato masher or slotted spoon.
5. Add drained sausage slices and the kale.
6. Bring to a boil and then simmer for 3 to 5 minutes, until kale is tender.
7. Taste for seasoning - depending on how spicy your sausage is, add salt and pepper to taste.
8. Serve piping hot. Shepherd writes: "for a cold night, serve with a warm crusty bread and good beer or red wine for a complete meal.
9. " recipe developed by renee shepherd and fran raboff.