Chicken saganaki

Ingredients ( 4-6 servings): 1 tablespoon olive oil 8 chicken thigh fillets, trimmed, halved 1 brown onion, chopped 3 garlic cloves, sliced 150g cup mushrooms, halved 2 zucchini, thickly sliced diagonally 400g can crush tomatoes 1 cup (250ml) chicken stock ½ cup (80g) pitted Kalamata olives 50g fetta, crumbled Oregano leaves, to garnish   Method:…