Spinach Minestrone Soup

Name: Spinach Minestrone Soup
Ingredients: * 4 cup water; * 1 bay leaf; * 1/4 tsp red chili flake; * 1 tsp garlic paste; * 1/2 cup red kidney bean, uncooked, cleaned, soaked in warm; water; * 2 tsp olive oil; * 3/4 cup yellow or red onion, chopped; * 1/2 tsp garlic paste; * 4 small celery stick or 1 long celery stick, chopped; * 1 medium size carrot, chopped in small chunk; * 1 tsp oregano, dried; * 1 small medium size zucchini, chopped in small chunk; * 1-2 medium size tomato, chopped; * 1 medium potato, peeled and chopped; * 5-6 fresh basil leaf, chopped; * 3 cup vegetarian broth; * salt to taste; * black pepper to taste; * 1/2 tsp lemon juice (optional); * bunch of fresh spinach, chopped