Potato, Mushroom, And Black Bean Soup - cooking recipe

Ingredients

7 tomatoes, or more to taste
1 sweet onion, chopped
5 cloves garlic, minced
2 tablespoons dried basil
1 tablespoon chives
1 pinch grated orange zest
1 pinch grated lemon zest
2 potatoes, diced, or more to taste
4 crimini mushrooms, or more to taste
1 1/2 cups cooked black beans, or to taste
2 teaspoons salt (optional)

Preparation

Puree tomatoes in a food processor.
Pour pureed tomatoes into a large pot and place over medium heat. Stir onion, garlic, basil, chives, orange zest, and lemon zest into the tomatoes; cook at a simmer until slightly frothy, 7 to 10 minutes.
Stir potatoes, mushrooms, black beans, and salt into the tomato mixture; continue simmering until the potatoes are tender, at least 30 minutes.