4 tablespoons olive oil
1 medium onion, chopped
3 garlic cloves, minced
2 teaspoons ground cumin
3/4 teaspoon ground cinnamon
1/2 teaspoon ground allspice
2 14-ounce cans vegetable broth
3/4 cup dried lentils, rinsed, picked over
3/4 cup long-grain white rice
2 large onions, sliced
3 tomatoes, quartered lengthwise
1 cucumber, peeled, cut into rounds
Plain yogurt
Chopped fresh mint