Black Bean Soup

Ingredients

• 4 c. washed black beans
• cold water as needed
• 3 celery sticks
• 3 large onions, finely chopped
• 1/2 c. butter
• 2 1/2 Tbsp. flour
• 1/2 c. finely chopped parsley
• rind and bone of 1 cooked smoked ham
• 3 leeks, thinly sliced
• 4 bay leaves
• 1 Tbsp. seasoned salt
• 1 tsp. fresh ground black pepper
• 1 c. dry Madeira wine
• pinch of cayenne pepper
• croutons and sour cream (optional)