Monkfish With Ratatouille

Name: Monkfish With Ratatouille
Ingredients: * 1pound eggplant, cut into 1-inch cubes (3 cups); * 1 medium-large zucchini, cut into 1-inch pieces (2 cups); * 1 large bell pepper, cut into 1-inch pieces (1 1/2 cups); * 1 onion, cut into 1-inch pieces; * 4teaspoons olive oil, divided; * 2tablespoons finely chopped fresh thyme (or 1 tsp dried); * 1 Vegetable oil cooking spray; * 1tablespoon finely chopped garlic; * 1 jar (14 oz) prepared marinara sauce; * 4 monkfish fillets (about 6 oz each); * 3tablespoons finely chopped fresh basil (plus leaves for garnish); * 2tablespoons drained capers