Short on time: use 3 cups cooked lentils or 2 drained cans, cut the broth to 3 cups, and halve the simmering time. Leftovers keep 3 to 4 days in the fridge; add a little broth or water when reheating, as the lentils and potatoes absorb liquid.
Keyword lentil soup with potatoes, lentil soup with spinach, lentil vegetable soup, mediterranean lentil soup, one pot lentil soup