Tomato Lime Black Bean Soup

2 Tbsp olive oil

1 medium onion, finely chopped

2 cloves garlic, minced

1 tsp brown sugar

2 cans black beans

4 c broth

28 oz diced tomatoes with juice

4 dashes chipotle tabasco

1/2 cup chopped cilantro

2 Tbsp lime juice

Cook onion and garlic in oil with brown sugar until translucent and caramelized, about 10 minutes.

Add beans and broth, bring to a boil. Reduce heat and simmer for 45 minutes. Add tomatoes, simmer for 15 minutes more.

Remove 2 cups of the soup and puree with chipotle and cilantro, return to the pot.

Stir in lime juice and season with salt.

Ladle soup into bowl and top with guacamole if desired.