For Marinated Chicken:

• 2 lbs. boneless, skinless chicken breasts, cut into 1-inch cubes
• ¼ cup tomato paste
• ¼ cup plain Greek yogurt (I use non-fat)
• 1 tablespoon lemon juice
• 2 teaspoons cumin
• 2 teaspoons garam masala (see notes)
• 1 teaspoon ground coriander
• 1 teaspoon salt
• 1 teaspoon ground ginger
• ¾ teaspoons black pepper
• ½ teaspoon turmeric
• ½ teaspoon cinnamon
• ¼ teaspoon cayenne pepper

For Cooking:

• 1 tablespoon olive oil
• 1 small onion, diced
• 5 cloves garlic, minced
• 1 tablespoons light brown sugar
• ½ cup plain Greek yogurt (I use non-fat)
• ½ cup water