Malawian Sweet Potato Soup

Ingredients

 * 1 1/4 lbs sweet potatoes
 * 1 large stlk celery
 * 6 C water
 * 2 tbs lemon juice
 * 1 1/2 tbs butter
 * 3 small carrots
 * 1 bay leaf
 * 1 1/2 tsp salt
 * 1 tsp paprika
 * 1/2 C heavy cream

Directions

 * 1) Peel sweet potatoes and cut them in small cubes.
 * 2) Scrape and thinly slice the carrots and cut up the celery into pieces.
 * 3) Put all ingredients in a pot and simmer. Uncovered- first on high then turning down the heat.
 * 4) Simmer until the vegetables are soft.
 * 5) Mash mixture gently with a fork and stir.