Mexican Rice Soup

Ingredients (for 6 servings)

• 1 whole — onion
• 4 clove — garlic
• 6 cup — vegetable stock
• 1 whole — kidney beans
• 1 whole — black beans
• 1 whole — pinto beans
• 1 whole — fire-roasted tomatoes
• 1 tbsp — chili powder
• 1 cup — long--grain brown rice
• 0 whole — Salt