Chicken sloppy Joes

Ingredients

• 2 tbsp vegetable oil
• 2 stalks celery (finely chopped)
• 1 large onion (finely chopped)
• 1 large carrot (peeled and finely chopped)
• 1 eggplant (finely diced)
• 1 garlic clove (crushed)
• 500 g lean ground chicken
• 1 398ml can chopped tomatoes
• 1/2 cup water
• 2 tsp tomato paste
• 2 tbsp fresh basil (chopped)
• 4 soft whole wheat bread rolls