Honey ginger chicken with chickpeas

Ingredients

• 4 skinless, boneless chicken breasts
• 1 tablespoon oil

For the marinade:

• 50 g ginger, grated
• 2 teaspoons fresh rosemary, chopped
• 3 tablespoons runny honey
• 1 tablespoon soy sauce
• 1 tablespoon balsamic vinegar
• 2 garlic cloves, crushed
• 1 onion, sliced
• 1 yellow and 1 red pepper, sliced
• 2 teaspoon chili powder
• 400 g tin chopped tomatoes
• 410 g tin chickpeas, drained and rinsed
• 175 ml (6 ounces) vegetable or chicken stock