¼ cup extra virgin olive oil
1 medium yellow or white onion, chopped
2 carrots, peeled and chopped
4 garlic cloves, pressed or minced
2 teaspoons ground cumin
1 teaspoon curry powder
½ teaspoon dried thyme
1 large can (28 ounces) diced tomatoes, lightly drained
1 cup brown or green lentils, picked over and rinsed
4 cups vegetable broth
2 cups water
1 teaspoon salt, more to taste
Pinch of red pepper flakes
Freshly ground black pepper, to taste
1 cup chopped fresh collard greens or kale, tough ribs removed
1 to 2 tablespoons lemon juice (½ to 1 medium lemon), to taste