Hearty Chickpea & Vegetable Soup with Brown Rice

Name: Hearty Chickpea & Vegetable Soup with Brown Rice
Prep time: 5 min
Cook time: 25 min
Total time: 30 min
Cuisine: American
Ingredients: 0.25 cup leek (finely sliced); 3 tablespoons carrot (grated); 5 tablespoons fresh parsley; 3 carrots (sliced); 3 stalks celery (thinly sliced); 0.5 red pepper (thinly sliced); 0.5 yellow pepper (thinly sliced); 0.5 cup broccoli florets (cut into small pieces); 0.5 cup cauliflower florets (cut into small pieces); 0.25 cup green beans; 500 grams cooked chickpeas ((about 18oz)); 1 tablespoon vegetable oil; 1 cup brown rice; 1 vegetable bouillon cube (low sodium); 3 liters water (3/4 gallon); 1 lemon (juice and zest); 2 cloves garlic (minced or mashed); 5 sprigs fresh thyme (or substitute 3 teaspoons dried); 2 teaspoons black pepper; 3 teaspoons salt (or more to taste)