Lentil Soup With Minted Yogurt

1 1/2 tablespoons olive oil 2 medium onions , chopped 2 large carrots , peeled, chopped 3 garlic cloves , minced 4 teaspoons curry powder 1 (16 ounce) package[...]

2 tablespoons vegetable oil 2 onions , roughly diced 1 carrot , roughly sliced 2 teaspoons coriander seeds 1 teaspoon caraway seed 2 garlic cloves , crushed[...]